Roy Fleming
Don Knotts
Major Fred Gifford
Leslie Nielsen
Rush
Paul Hartman
Cervantes
Robert F. Simon
Moran
Robert Pickering
Captain Ferguson
Bill Quinn
Niece
Melissa Gilbert
Ned
Burt Mustin
Sweetwater Citizen at Mailbox
Marjorie Bennett
NASA Doctor
Herb Vigran
First Bus Driver (uncredited)
Paul Bryar
Ellie Jackson
Joan Freeman
Donelli
Jesse White
Mrs. Fleming
Jeanette Nolan
Plank
Frank McGrath
Arbuckle "Buck" Fleming
Arthur O'Connell
Blonde in Bar
Joan Shawlee
Bert
Guy Raymond
Aunt Zana
Nydia Westman
Associate Producer
Billy Sands
Makeup Artist
Bud Westmore
Director
Edward Montagne
Producer
Screenplay
James Fritzell
Everett Greenbaum
Editor
Sam E. Waxman
Art Direction
Alexander Golitzen
Director of Photography
Rex Wimpy
William D. DeCinces
Original Music Composer
Vic Mizzy
Hairstylist
Larry Germain
Costume Design
Rosemary Odell