Charlie Chan

Jimmy Chan

Professor Gordon

Dr. Suderman

Dick Kenyon

Paula Drake

Susie Watson

Frederick Ross

Gerald Pendleton

Jeremiah Walters

Sarah Walters

Wilkie, house detective

Buttons, ship's steward

Seaman Guarding Pendleton

San Francisco Coroner

Willie Chan

Inspector Duff

Lieutenant Wilson

Linda Pendleton

Mrs. Pendleton's Doctor

Honolulu Police Chief

Hotel Manager

Police Doctor at Hotel

Detective Wilson, Chan's agent

Radio Operator (uncredited)

Ship's Officer (uncredited)

Cop Extra in Chan's Office