Bud Abbott
Harry Lambert
Lou Costello
Joe Bascom / Harry Fish
Virginia Grey
Mary / Montana
Luba Malina
Dagmar
John Hubbard
David Winthrop
Pedro de Cordoba
Señor Martinez
Fritz Feld
Professor Ganzmeyer
Tom Powers
Ed Mason
Frank Fenton
Gus Adamson
Chris-Pin Martin
Mariachi Leader
Martin Richards
Boy (uncredited)
Eddie Kane
Mr. Clarke, Mine Buyer (uncredited)
Pat Costello
Tim Williams
Sid Fields
Reporter
Charles Miller
Mr. Lewis (uncredited)
Patricia Alphin
Minor Role