Sidney Toler as Charlie Chan

Mantan Moreland as Birmingham Brown

Victor Sen Yung as Jimmy Chan

Tanis Chandler as Mary Conover

John Gallaudet as Craig Winfield

Paul Bryar as Mike Rogan

Bruce Kellogg as Jack Tilford

Al Bridge as Captain Allen

Mary Gordon as Mrs. Conover

Dorothy Granger as Joan Mercer

Jack Norton as Cosgrove

George Eldredge as Chief Lannigan

Tyra Vaughn as Miss Chalmers

Lyle Latell as Police Clerk

Mira McKinney as Kate Johnson