Cast
Charlie Chan
Birmingham Brown
Tommy Chan
Ned Stewart
Paula Webb
John Adams
Bradford Harris
Record Machine Operator
Morgan
Taylor
H.R. Jarvis
Walter Fletcher
Police Inspector Harry DavisPatrolman Outside Joe's, not listed in credits 
Joe, Coffee Shop Owner, not listed in credits
Detective Larkin, not listed in credits
Inspector Mainwaring, not listed in creditsSamuel Black, not listed in credits Switchboard Supervisor, not listed in creditsа Rita, Laundry Clerk, not listed in creditsа 
Big Bank Guard, not listed in creditsPhone Operator, not listed in creditsа 
Letter Carrier, not listed in credits
Mr. Grey, not listed in credits
