Mary Gordon
(1882-1963)

Well known Scottish actress who lived in the United States for a long time. Gordon specialised in portraying housekeepers and mothers, most notably the landlady Mrs. Hudson in the Sherlock Holmes series. She appeared in almost 300 films between 1925 and 1950.

Played Mrs Hudson in:

• The Paradol Chamber
• The Telltale Pigeon Feathers
• The Eyes of Mr. Leyton
• The Night Before Christmas
• The Mystery of the Headless Monk

Frederic Worlock
(1886–1973)

British stage actor Frederick Worlock came to Hollywood in 1938. During the war years, he played many professorial roles, some benign and some villainous. Worlock was a semi-regular in Universal's Sherlock Holmes series, and appeared in 81 films and 37 television shows. His final role was a voice-over in the Disney's 101 Dalmatians.

Played:

• General Sir Stanley in In Flanders Fields
• Prof. Evan Whitnall in The Case of the Out of Date Murder
• Hugh Boone / Neville St. Clair in The Man with the Twisted Lip
• Insp. Lestrade / Peregrine Irvine in The Strange Case of the Uneasy Easy Chair
• Geoffrey Norton in A Scandal in Bohemia
• Quilter / Davis, Quilter's gardener in The Singular Affair of the Baconian Cipher
• Sir Henry in The Girl with the Gazelle

Rex Evans
(1903–1969)

British character actor Rex Evans came to Broadway in the 1930s. After making a strong impression as the family butler in The Philadelphia Story, he found himself typecast as a dignified manservant. Occasionally he broke this stereotype by adopting a moustache and playing such roles as the grumpy landlord in Frankenstein Meets the Wolfman, and the leader of a trio of villains trying to assassinate a king in Pursuit to Algiers.

Played:

• Mycroft Holmes in The Great Gandolfo
• Col. Sebastian Moran in The Tankerville Club
• Mycroft Holmes in The Telltale Pigeon Feathers

Gloria Blondell
(1915–1986)

Stage, film, and television actress and the younger sister of film actress Joan Blondell. As well as The New Adventures of Sherlock Holmes, her appearances on radio include The Adventures of Philip Marlowe, Lux Radio Theatre, Richard Diamond - Private Detective, and Screen Directors Playhouse.

Played:

• Miss Barbara Banks in The Waltz of Death
• Giselle in The Indiscretion of Mr. Edwards

Lou Merrill
(1912–1963)

American actor, primarily in radio from the 1930s through the 1950s, and appeared in scores of programs from radio's Golden Age, such as Suspense and the Lux Radio Theatre. Merrill was a versatile voice actor who could play everything from heavies to comic roles, excelling at dialects.

Played:

• Colonel Warburton in Colonel Warburton's Madness
• Railway porter in Colonel Warburton's Madness

Norma Varden
(1898–1989)

A piano prodigy, Norma Varden studied in Paris and appeared in concert in England as a teenager. As well as a radio actor, Varden played the Von Trapps' housekeeper in The Sound of Music.

Played:

• Mrs. Olive Tredgold in The Guileless Gypsy
• Mrs. Mary Watson in Colonel Warburton's Madness

Paul Frees
(1919–1986)

American voice actor and character actor, with a four-octave voice range. Frees was a prolific performer, and in one role he provided much of the falsetto voice for Tony Curtis' female character Josephine in Some Like It Hot.

Played:

• Thomas the butler in The Case of the Limping Ghost
• Dr. Hendricks in The Telltale Pigeon Feathers

Eric Snowden
(1888–1979)

Radio actor who made occasional films, but only received a screen credit in two films - one role as a sailor who tries to play the piano and ends up cutting his hand in Sherlock Holmes Faces Death.

Played:

• Dr. Watson in The Terrifying Cats
• Major Arthur Tredgold in The Guileless Gypsy
• Hacker in Colonel Warburton's Madness
• Inspector Gregson in The Strange Case of the Demon Barber

Bill Forman
(1915–1966)

American radio announcer and actor. Forman was particularly good at accents, and he played the title character in the radio series The Whistler. He was also the show announcer for The New Adventures of Sherlock Holmes 1945 series.

Played:

• Mr. Bishop aka Leveque in The Strange Case of the Murderer in Wax
• Li Tong Fu in The Viennese Strangler
  (this is speculative!)

Raymond Laurence
(1888–1976)

Once played Marley's Ghost in Rathbone's first recording of “A Christmas Carol”, and starred in a 1947 radio adaptation of Kipling's “The Man Who Would Be King”.

Played:

• Captain Maxwell in In Flanders Fields
• Hargraves the butler in The Night Before Christmas
• Dr. MacDonald in The Disappearing Scientists
• Trevors the butler in The Strange Adventure of the Uneasy Easy Chair

Theodore von Eltz
(1893–1964)

von Eltz was silent screen lead and a polished radio actor who matured into a dark and dashingly handsome film actor. At the advent of sound, Von Eltz was comfortably playing character parts and was often called on to play a menacing supporting role. By the late 1930s his billing had fallen to the point he was often uncredited, but he did have a small but integral role in the classic film noir The Big Sleep.

Played:

• Dr. Grimsby Roylott in The Speckled Band
• Graf Otto Von Hendelstein in The Manor House Case
• Jasper Hearn in The Guileless Gypsy
• King of Bohemia in A Scandal in Bohemia

Antony Ellis
(1920–1967)

Ellis started in Hollywood as an actor and writer, and counted episodes of Escape in his extensive writing career. He also directed Escape episodes and later directed Romance, Suspense, The CBS Radio Workshop, and Frontier Gentleman.

Played:

• Irish painter in The Book of Tobit

Richard Fraser
(1913–1972)

Scottish film, television, stage, and radio actor. He appeared in a number of successful films such as Bedlam with Boris Karloff, and The Lone Wolf in London but he is probably best known for his role in The Picture of Dorian Gray. He retired from acting in 1949, then returned to Britain in 1961 and worked for the BBC.

Played:

• Basil Carter in The Notorious Canary Trainer
• Gladys Hughes' brother in The Disappearing Scientists

Joseph Granby
(1885–1965)

American film actor whose career began in 1915 with roles in silent films for Universal, and continued into the beginning of the 1960's. His work on radio shows during the 30's and 40's included the Lux Radio Theatre, Suspense, and Lights Out. Granby is probably best remembered as the voice of the Angel Joseph in the film It's a Wonderful Life.

Played:

• Rangi Singh / The Maharajah in The Vanishing White Elephant

Alfred Campoli
(1906–1991)

Violinist

Harry Bartell
(1913–2004)

A youthful sounding voice helped Bartell become one of the busiest character actors from the 1940s until the end of network radio drama in the 1960s. Appeared on shows like Gunsmoke, Yours Truly, Johnny Dollar and Frontier Gentleman among others. His final appearance on radio was was on Jim French's series The Further Adventures of Sherlock Holmes in 2003.

Played:

• Robert Binyon in The Strange Adventure of the Uneasy Easy Chair
• Walter McMorris in The Case of the Limping Ghost
• Alfred Smith in The Strange Case of the Murderer in Wax
• Wayne J. Leyton in The Eyes of Mr. Leyton
• German Colonel in The Manor House Case
• Frumer the Poison tester in Murder by Moonlight
• German Doctor in The Submarine Caves
• Heinrich Schamann in The Case of the Double Zero

Paula Winslowe
(1910–1996)

Radio and television actress best known for her role as Bambi's mother in the 1942 film Bambi. When actress Jean Harlow died during the filming of Saratoga in 1937, the film was finished using Winslowe as a voice double.

Played:

• Helen Stoner in The Speckled Band
• Mrs. Molly Hankin in The Adventure of the Blarney Stone
• Florine la Sur's twin sister in The Great Gandolfo
• Mrs. Campbell (the adult Cynthia Browning) in The Adventure of the Living Doll

Carl Harbord
(1908–1958)

British film actor who entered the film industry during the end of the silent era. Harbord later went to Hollywood where he played supporting and minor roles, including a Scotland Yard Inspector in Sherlock Holmes and the Secret Code.

Played:

• David Harkness in The Tankerville Club
• Edmund Lovelace in The Camberwell Poisoners
• Christopher Horne in The Submarine Caves
• Guy Falconby in The Gunpowder Plot
• Deavers in The Second Generation
• Silverschwartz in The Strange Adventure of the Uneasy Easy Chair
• Mortimer Harley in The Mystery of the Headless Monk
• Mark Humphries in The Strange Case of the Demon Barber
• Dr. Harris in Murder by Moonlight
• Geoffrey Markham in The Accidental Murderess
• Geoffrey Hankin in The Adventure of the Blarney Stone
• Frank King in The Adventure of the Living Doll
• Prince Stefano in The Haunting of Sherlock Holmes
• The Cab driver in The Singular Affair of the Baconian Cipher
• Lord Wickham in The Night Before Christmas
• Head Abbot in Murder Beyond the Mountains
• Mr. Edwards / Prince of Wales in The Indiscretion of Mr. Edwards

Herbert Rawlinson
(1885–1953)

A former circus performer, and although primarily a dramatic actor, he proved his comic flair in the 1910s. Rawlinson was a leading man in Hollywood's silent era and he later worked for Hal Roach in the 1920s. In sound films thereafter, he was a character actor.

Played:

• Mr. Litton Stanley in The Second Generation
• Mr. Cholmondeley in The Eyes of Mr. Leyton
• Mr. Pound in The Adventure of the Living Doll
• Inspector Bradstreet in The Man with the Twisted Lip
• Mr. Brownley in The Headless Monk
• Proprietor of Opium Den in The Eyes of Mr. Leyton

Lois Corbett
(1907–1983)

Character actress on radio shows like Suspense, The Lux Radio Theater, and The Jack Benny Program. She had a number of roles in The New Adventures of Sherlock Holmes from 1945 and 1946.

Played:

• Mrs. Mary Watson in The Paradol Chamber and The Tankerville Club
• Mrs. Cynthia Morris in In Flanders Field
• Mrs. Alice Markham in The Accidental Murderess
• Lady Dorothy Brownley in The Amateur Mendicant Society
• Dorothy Brownley in The Headless Monk
• Signora Violette in The Viennese Strangler
• Gina Valcasee in The Terrifying Cats
• Lily Rhena in The Haunting of Sherlock Holmes
• Doris in The Baconian Cipher
• Mrs. Catherine St. Clair in The Man with the Twisted Lip
• Lady Helena Clavering in The Case of the Out of Date Murder

Joseph Kearns
(1907–1962)

Best known on radio for playing the creepy sounding Man in Black on the famous mystery series Suspense. Built his home around a pipe organ, and prior to becoming a well known Old-time Radio actor, Kearns had a career as a theatrical and OTR pipe organist. Famous for portraying Professor Moriarty to Basil Rathbone's Sherlock Holmes.

Played:

• Dr. Watson in The Haunting of Sherlock Holmes
• Maitland Morrison in In Flanders Fields
• Sidney Holt in The Amateur Mendicant Society
• Prof. Moriarty / Albert in The Paradol Chamber
• Moriarty / Frank Ferriers in The Purloined Ruby
• Alexander McMorris in The Case of the Limping Ghost
• Sir Walter Dunbar in The Strange Case of the Iron Box
• George Grulette in The Unfortunate Tobacconist
• Fvodor Borodin, Russian envoy in Murder Beyond Mountains

Ramsey Hill
(1890–1976)

Played:

• Oliver Leeming in Murder in the Casbah
• Mr. Herbert Small in The Strange Case of the Iron Box
• Robert Singh in The Mystery of the Vanishing White Elephant

George Sorel
(1901–1948)

George Sorel was born in Odessa and he specialised in film characters with foreign accents, his name was featured in the credits of at least 104 films including Casablanca, To Have and Have Not, and Song of the Thin Man. He also appeared in Old-time radio shows like the Lux Radio Theatre, Arch Oboler's Plays, and of course The Adventures of Sherlock Holmes.

Played:

• Franz the butler in The Manor House Case
• Verder the chief minister in Murder by Moonlight
• Mahda the Maharajah's physician and chief counsellor in The Mystery of the Vanishing White Elephant
• Rafee in Murder in the Casbah
• Inspector Vernet in The Indiscretion of Mr. Edwards
• Minister of police in The Haunting of Sherlock Holmes
• Francois le Villard in The Baconian Cipher

Denis Green
(1903–1954)

With Anthony Boucher, he wrote the scripts for The New Adventures of Sherlock Holmes. Green acted in 21 films, some uncredited - e.g. he played the Sergeant of the Guard in The Adventures of Sherlock Holmes.

Played:

• Denis Romney in The Accidental Murderess
• Sir George in The Strange Case of the Murderer in Wax
• James Murphy / Moriarty in The April Fool's Day Adventure

Lester Matthews
(1900–1975)

British character actor who mainly played dashing or temperamental leads in early British talkies from 1931. Specialised in adventure, crime and horror films. Settled in the United States, mostly playing character roles for the next years.

Played:

• Jack Longworth in The Unfortunate Tobacconist
• Rev. Arthur Waylan in The Book of Tobit

Alec Harford
(1888–1955)

Appeared on radio shows like Escape and Suspense and also played the minor role of Police Commissioner in the Holmes film The Woman in Green.

Played:

• Sir Henry's butler in The Girl with the Gazelle

Jeff Corey

Played:

• Prof. Jean Boulain in The Disappearing Scientists
• Carlton Hotel porter in The Girl with the Gazelle

Albert Buhrman

(1900–1975)

Organist