Prof. Ned Brainard
Fred MacMurray
Betsy Carlisle
Nancy Olson
Alonzo
Keenan Wynn
Alonzo P. Hawk
Keenan Wynn
Biff Hawk
Tommy Kirk
President Rufus Daggett
Leon Ames
Fire Chief
Ed Wynn
Prof. Shelby Ashton
Elliott Reid
Defense Secretary
Edward Andrews
Mrs. Chatsworth
Belle Montrose
Gen. Singer
David Lewis
Air Force Captain
Jack Mullaney
Singer
David Lewis
Coach Elkins
Wally Brown
TV newsman
Wally Boag
Lenny
Don Ross
Officer Kelley
Forrest Lewis
Officer Hanson
James Westerfield
First referee
Alan Carney
Rev. Bosworth
Gage Clarke
Gen. Hotchkiss
Alan Hewitt
Sig
Charlie Briggs
Rev. Bosworth
Gage Clarke
Adm. Olmstead
Raymond Bailey
General Poynter
Wendell Holmes
TV Newsman
Wally Boag
Leon Tyler
Wedding guest
Bess Flowers
Loudspeaker Voice / Air Force Dispatcher (voice)
Paul Frees
Fisherman spectator
Hank Patterson
Man in Crowd (uncredited)
Colin Kenny
Basketball Game Spectator
Arthur Tovey