William Powell

Nick Charles

Myrna Loy

Nora Charles

Maureen O'Sullivan

Dorothy Wynant

Nat Pendleton

Inspector Guild

Minna Gombell

Mimi Wynant

Porter Hall

Herbert MacCaulay

Henry Wadsworth

Tommy

William Henry

Gilbert Wynant

Harold Huber

Arthur Nunheim

Cesar Romero

Chris Jorgenson

Natalie Moorhead

Julia Wolf

Edward Brophy

Joe Morelli

Edward Ellis

Clyde Wynant

Cyril Thornton

Tanner

William Augustin

Wynant's Butler (uncredited)