Groucho Marx as Hammer

Harpo Marx as Red

Chico Marx as Pastrami

Zeppo Marx as Jamison

Oscar Shaw as Bob Adams

Mary Eaton as Polly Potter

Cyril Ring as Harvey Yates

Kay Francis as Penelope

Margaret Dumont as Mrs. Potter

Basil Ruysdael as Detective Hennessy

Barton MacLane as Bather

Dolores Hope as

Sylvan Lee as Bell Captain