Groucho Marx
Benjamin Franklin 'Benny' Linn
Marie Wilson
Jane Sweet, a dumb blonde
William Bendix
Timothy Aloysius 'Tim' Dunnovan
Don DeFore
Bert Sedgwick
Gene Lockhart
Garvey
Dee Hartford
Millicent Temple
Hanley Stafford
Fleet Admiral Temple
Teddy Hart
High Life
Percy Helton
Drive-In Manager
George E. Stone
Skeezer
Henry Corden
Candy Nose (uncredited)
Chili Williams
Car Hop #8 (uncredited)
Midge Ware
Carhop (uncredited)
Dave Willock
Seaman McGonegal (uncredited)
George Barrows
Marine Sentry
Brooks Benedict
The Friend
D
Dan Bernaducci
Small Sentry
B
Barbara Blaine
Carhop
H
Helen Blizard
Carhop
S
Sue Carlton
Carhop
Jack Chefe
Hotel Waiter
Wade Crosby
Tough Customer
G
George Dockstader
Red - Sailor
Anne Dore
Carhop
D
Don Forbes
Assistant Announcer
R
Robert Haines
Race Steward
Kenner G. Kemp
Sailor