Cast
Steven Geray
Dr. Retling
Ethel Griffies
Mme. Saturnia, aka Lizzie
Lucien Littlefield
Prof. Gleason
Tex Phelps
(scene deleted)
Sidney Toler
Charlie Chan
Victor Sen Yung
Jimmy Chan
Arleen Whelan
Brenda Hartford
Milton Parsons
Arthur Fletcher
George Chandler
The Bus Driver
Paul Kruger
(unconfirmed)
Oliver Blake
The Hotel Manager
Lenita Lane
Lucy Borgia Manderley
Douglass Dumbrille
Paul Manderley
Edmund MacDonald
Walter Hartford
Henry Daniell
Watson King
Richard Derr
Carl Detheridge