Bob Hope
— Humphrey "Sorrowful" Jones
Lucille Ball
— Gladys O'Neill
William Demarest
— Regret
Bruce Cabot
— Big Steve Holloway
Thomas Gomez
— Reardon
Tom Pedi
— Once Over Sam
Paul Lees
— Orville Smith
Houseley Stevenson
— Doc Chesley
Ben Welden
— Big Steve's Bodyguard
Emmett Vogan
— Psychiatrist
Mary Jane Saunders
— Martha Jane Smith
Erville Alderson
— Happy the Mortician (uncredited)
Ethel Bryant
— Nurse (uncredited)
John Butler
— Jack, Bettor on Green Demon (uncredited)
Claire Carleton
— Agnes 'Happy Hips' Noonan (uncredited)
Douglas Carter
— Horse Player (uncredited)
Bill Cartledge
— First Jockey (uncredited)
Maurice Cass
— Psychiatrist (uncredited)
George Chan
— Chinese Man (uncredited)
Noble 'Kid' Chissell
— Bookie (uncredited)
Michael Cirillo
— Horse Player (uncredited)
Tony Cirillo
— Horse Player (uncredited)
Charles Cooley
— Shorty (uncredited)
James Cornell
— Horse Player (uncredited)
Betty Corner
— Nurse (uncredited)
Edgar Dearing
— Police Lt. Ed Mitchell (uncredited)
Sayre Dearing
— Spectator (uncredited)
Jay Eaton
— Horse Player (uncredited)
Sam Finn
— Horse Player (uncredited)
Joe Gray
— Gambler (uncredited)