Diretor/a
William Clemens
DIRETOR/A
Elenco (na ordem dos créditos)
James Stephenson
Philo Vance
Margot Stevenson
Hilda Lake
Henry O'Neill
Markham
Edward Brophy
Ryan
Sheila Bromley
Doris
Ralph Forbes
Tom McDonald
Donald Douglas
Philip Wrede
Martin Kosleck
Gamble
Jimmy Conlin
Dr. Doremus - Coroner
Edward Raquello
Eduardo Grassi
Creighton Hale
Du Bois - Fingerprint Man
Harry Strang
Hennessey - Markham's Assistant
Richard Kipling
Archer Coe
Wedgwood Nowell
Brisbane Coe
Bo Ling
Ling Toy
Herbert Anderson
First Reporteruncredited
Henry Blair
Hans Snaubleuncredited
Egon Brecher
Austrian Judgeuncredited
Harry Burns
Capt. Lugouncredited
Yakima Canutt
Sorrento Sailoruncredited
Nat Carr
2nd Photographeruncredited
Glen Cavender
Train Porter Asked to Send Telegramuncredited
Loia Cheaney
Markham's Secretaryuncredited
Frederick Giermann
Austrian Sergeantuncredited
Eddie Graham
Coroner's Assistantuncredited
John Harron
Third Reporteruncredited
Stuart Holmes
Hertzuncredited
William Hopper
Clerk at Hotel Nino in Chicagouncredited
Olaf Hytten
Charlesuncredited
George Irving
Averyuncredited
Marion Lessing
Mrs. Fritz Snaubleuncredited
Rolf Lindau
Aeronautics Department Sentryuncredited
Frank Mayo
Doormanuncredited
George Reeves
Steamship Clerkuncredited
John J. Richardson
4h Reporteruncredited
Cliff Saum
Snitken - Investigatoruncredited
Hans Schumm
Nazi Officer at Dockuncredited
Terry
McTavishuncredited
Frank Wilcox
2nd Reporteruncredited
Jack Wise
1st Photographeruncredited
Maris Wrixon
Long-Distance Operatoruncredited
Henry Zynda
Austrian Lieutenantuncredited