Crew
EF
Eugene Forde
Director
RW
Robertson White
Screenplay
LZ
Lester Ziffren
Screenplay
Virgil Miller
Director of Photography
Cast
Sidney Toler
Charlie Chan
Victor Sen Yung
Jimmy Chan
Leo G. Carroll
Professor Gordon
Lionel Atwill
Dr. Suderman
Robert Lowery
Dick Kenyon
Marjorie Weaver
Paula Drake
Cora Witherspoon
Susie Watson
Don Beddoe
Frederick Ross
Leonard Mudie
Gerald Pendleton
Charles Middleton
Jeremiah Walters
Claire Du Brey
Sarah Walters
James Burke
Wilkie, house detective
