Eugene Forde
Director
Earl Derr Biggers
Story
Lester Ziffren
Screenplay
Robertson White
Screenplay
Harry Reynolds
Editor
Chester Gore
Art Direction
John Stone
Associate Producer
Helen A. Myron
Costume Design
Richard Day
Art Direction
Virgil Miller
Director of Photography
Thomas Little
Set Decoration
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
Richard Keene
Buttons, ship's steward
Harry Strang
Seaman Guarding Pendleton
Harlan Briggs
San Francisco Coroner
Layne Tom Jr.
Willie Chan
C. Montague Shaw
Inspector Duff
Cliff Clark
Lieutenant Wilson
Kay Linaker
Linda Pendleton
Paul McVey
Mrs. Pendleton's Doctor
Wade Boteler
Honolulu Police Chief
Emmett Vogan
Hotel Manager
John Dilson
Police Doctor at Hotel
J. Anthony Hughes
Detective Wilson, Chan's agent
Sherry Hall
Radio Operator (uncredited)
Walter Miller
Ship's Officer (uncredited)
Al Kikume
Cop Extra in Chan's Office
