Sidney Toler
Charlie Chan
Acting
Victor Sen Yung
Jimmy Chan
Acting
Leo G. Carroll
Professor Gordon
Acting
Lionel Atwill
Dr. Suderman
Acting
Robert Lowery
Dick Kenyon
Acting
Marjorie Weaver
Paula Drake
Acting
Cora Witherspoon
Susie Watson
Acting
Don Beddoe
Frederick Ross
Acting
Leonard Mudie
Gerald Pendleton
Acting
Charles Middleton
Jeremiah Walters
Acting
Claire Du Brey
Sarah Walters
Acting
James Burke
Wilkie, house detective
Acting
Richard Keene
Buttons, ship's steward
Acting
Harry Strang
Seaman Guarding Pendleton
Acting
Harlan Briggs
San Francisco Coroner
Acting
Layne Tom Jr.
Willie Chan
Acting
C. Montague Shaw
Inspector Duff
Acting
Cliff Clark
Lieutenant Wilson
Acting
Kay Linaker
Linda Pendleton
Acting
Paul McVey
Mrs. Pendleton's Doctor
Acting
Wade Boteler
Honolulu Police Chief
Acting
Emmett Vogan
Hotel Manager
Acting
John Dilson
Police Doctor at Hotel
Acting
J. Anthony Hughes
Detective Wilson, Chan's agent
Acting
Sherry Hall
Radio Operator (uncredited)
Acting
Walter Miller
Ship's Officer (uncredited)
Acting
Al Kikume
Cop Extra in Chan's Office
Acting