Roland Winters

Character: Charlie Chan

Warren Douglas

Character: Sgt. Bill Davidson

Louise Currie

Character: Peggy Cartwright

Mantan Moreland

Character: Birmingham Brown

Victor Sen Yung

Character: Tommy Chan

Philip Ahn

Character: Captain Kong

Thayer Roberts

Character: Captain James J. Kelso

Byron Foulger

Character: Armstrong

Jean Wong

Character: Princess Mei Ling

Spencer Chan

Character: Cargo Officer

Chabing

Character: Lillie Mae Wong

Lee Tung Foo

Character: Armstrong's Majordomo

Jack Mower

Character: Police Guard at Apartment 26

Charmienne Harker

Character: Kelso's Secretary

Paul Bryar

Character: Desk Sergeant

Thornton Edwards

Character: Hotel Desk Clerk

Dimples Cooper

Character: Lillie Mae Wong

George Spaulding

Character: Dr. Hickey

Mary Chan

Character: Pedestrian (uncredited)

Thayer Cheek

Character: Chinese Boy (uncredited)

Kenneth Chuck

Character: Chinese Boy (uncredited)

Tom Coleman

Character: Detective (uncredited)

Lee Tong Foo

Character: Armstrong's Butler (uncredited)

Charmienne Harker

Character: Kelso's Stenographer (uncredited)

Joseph C. Narcisse

Character: Dock Worker (uncredited)

Cap Somers

Character: Dock Worker (uncredited)

Richard Wang

Character: Hamishin (uncredited)