Norman Foster
Director
John Larkin
Writer
Sidney Toler
Charlie Chan
Victor Sen Yung
Jimmy Chan
Cesar Romero
Fred Rhadini
Douglas Fowley
Peter Lewis
Pauline Moore
Eve Cairo
Donald MacBride
Deputy Police Chief J.J. Kilvaine
Douglass Dumbrille
Stewart Salsbury, alias Thomas Gregory
Trevor Bardette
Dr. Zodiac's Servant
Gerald Mohr
Dr. Zodiac (in disguise)
Wally Vernon
Elmer
June Gale
Myra Rhadini
Billie Seward
Mrs. Bessie Sibley
Sally Blane
Stella Essex
Charles Halton
Uncle Redley
Louis Jean Heydt
Paul Essex
Jack Chefe
Audience Member
Heinie Conklin
First Taxicab Driver
Sayre Dearing
Audience Member
Bud Geary
Cop at Station House
Harold Goodwin
Airplane Steward
Edith Hallor
Toots - Stout Woman
Fred Kelsey
Detective - in Cab and at Theatre
Al Kikume
Waiter at Hawaiian Village
Kay Linaker
Egyptian Princess Ectoplasm
Hank Mann
Second Taxicab Driver
Margaret Mann
Airplane Passenger
Frank Meredith
Second Detective
Harold Miller
Audience Member
Bruce Mitchell
Police Desk Sergeant
Hans Moebus
Audience Member
Bert Moorhouse
Audience Member
David Newell
Audience Member
Imboden Parrish
Plane Passenger
Tom Quinn
Man at Landing Gate
Arthur Rankin
Airways Official
Fred Rapport
Audience Member
Gloria Roy
Plane Passenger
Jeffrey Sayre
Man at Landing Gate
Harry Strang
Taxicab Dispatcher
Charles Tannen
Plane Passenger
Edwin Tuttle
Audience Member
John Elliott
Doctor - Backstage
