Characters played by Basil Rathbone
Philo Vance
Characters played by Leila Hyams
Belle Dillard
Characters played by Roland Young
Sigurd Arnesson
Characters played by Alec B. Francis
Professor Bertrand Dillard
Characters played by George F. Marion
Adolph Drukker
Characters played by Zelda Sears
Mrs. Otto Drukker
Characters played by Bodil Rosing
Grete Menzel
Characters played by Carroll Nye
John E. Sprigg
Characters played by Charles Quatermaine
John Pardee
Characters played by James Donlan
Ernest Heath
Characters played by Sidney Bracey
Pyne
Characters played by Clarence Geldert
John F.-X. Markham
Characters played by Delmer Daves
Raymond Sperling
Characters played by Nellie Bly Baker
Beedle
Characters played by Richard Cramer
Detective in Park
Characters played by Frank Fanning
Officer Manning
Characters played by Marcia Mae Jones
Hungry Child in Park
Characters played by Broderick O'Farrell
Dr. Van Pelt
Characters played by Douglas Scott
Child with Book in Park