Sidney Toler
Charlie Chan
Benson Fong
Tommy Chan
Mantan Moreland
Birmingham Brown
James Cardwell
Ned Stewart
Joan Barclay
Paula Webb
Walter Fenner
Police Inspector Harry Davis
Roy Gordon
Walter Fletcher
Arthur Loft
Bradford Harris
Addison Richards
John Adams
Janet Warren
Record Machine Operator
Gene Roth
Morgan
Joe Devlin
Taylor
James Flavin
H.R. Jarvis
George Chandler
Joe
