- Charlton Heston - Col. Jesse Price
- Tab Hunter - Stanley Smith
- Diana Lynn - Catherine Hume
- Vincent Price - Clark Simmons
- Victor Jory - Rear Admiral Batt
- Jack Palance - Harlan 'Mountain' McClintock
- Jack Palance - Self - Host
- Ed Wynn - Army
- Max Baer - Mike
- Maxie Rosenbloom - Steve
- Edgar Stehli - Doctor
- Stanley Adams - Pirelli
- Harry Landers - Fox
- Charles Bickford - Gen. Keaton
- Charles Herbert - Jeffrey
- Ned Glass - Bartender
- Ivan Rasputin - Wrestler
- Frank Richards - Fighter in Bar
- Karl 'Killer' Davis - Wrestler
- Eddie Cantor - Self - Host
- Charles Perry - Cornerman (uncredited)
- Mickey Rooney - Sammy Hogarth
- Kim Hunter - Julie Hogarth
- Kim Hunter - Helen Bragg
- Kim Hunter - Grace Carney
- Edmond O'Brien - Al Preston
- Mel Tormé - Lester Hogarth
- Constance Ford - Connie
- Whit Bissell - Elwell
- King Donovan - The Director
- Eddie Ryder - Jake
- H.M. Wynant - Sonny
- Michael Ross - Masseur
- Robert Crawford Jr. - Richard
- Rita Moreno - Rita
- Don Murray - Randy Bragg
- Dana Andrews - Leo Bass
- Dana Andrews - Mark Bragg
- Cliff Robertson - Danny Carson
- Burt Reynolds - Ace
- Barbara Rush - Liz
- Everett Sloane - Dr. Gunn
- Anne Baxter - Pat Bass
- Leslie Nielsen - Ralph Mohr
- John Williams - Self (Pianist)
- Herbert Berghof - Gen. Golz
- Joseph Bernard - Primitivo
- Nicholas Colasanto - Eladio
- Steven Hill - Agustin
- Marc Lawrence - El Sordo
- Nehemiah Persoff - Pablo
- Keenan Wynn - Maish Rennick
- Keenan Wynn - Marshall Keats
- Sydney Pollack - Andres
- Jason Robards - Robert Jordan
- Maria Schell - Maria
- Milton Selzer - Fernando
- Vladimir Sokoloff - Anselmo
- Maureen Stapleton - Pilar
- Eli Wallach - Rafael
- Macdonald Carey - Alexander Lamar
- Felicia Farr - Valerie Lamar
- Thomas Mitchell - Mr. Carson
- Ted de Corsia - Jenkins
- Dan Blocker - George
- Chubby Johnson - Trey
- Lorna Thayer - Belle
- Harry Lauter - Breed
- Charles Fredericks - Rench
- Bill Walker - Rudy
- Herb Vigran - Manager
- Ethel Barrymore - Herself
- Hans Conried - Rene the French Waiter
- Evelyn Rudie - Eloise
- Louis Jourdan - Himself
- Kay Thompson - Herself
- Claude Rains - Judge Dan Haywood
- Paul Lukas - Ernst Janning
- Maximilian Schell - Otto Rolfe
- Martin Milner - Captain Byers
- Melvyn Douglas - Gen. Parker
- Ludwig Donath - Dr. Wickert
- Peter Capell - Geuter
- Werner Klemperer - Emil Hahn
- Albert Szabo - Rudolph Petersen
- Marketa Kimbrell - Maria Wallner
- Torben Meyer - Werner Lammpe
- Gregory Gaye - Frederich Hoffstetter
- Wendell Holmes - Judge Ives
- Alex Gerry - Judge Norris
- Oliver McGowan - Senator
- Tyler McVey - General
- Celia Lovsky - Elsa Lindnow
- Mary Adams - Mrs. Haywood
- William Lundigan - Ben Gammon
- Betsy Palmer - Emmy Verdon
- Charles Bronson - Wolf Hagan
- Jane Greer - Karen
- Cliff Edwards - Webber's Manager
- Jay C. Flippen - Happy Gallant
- Reginald Gardiner - Felix Allardyce
- James Gleason - Dolph Grimes
- Jack Haley - Stanley Leeds
- Buster Keaton - Harrison
- Chico Marx - Mr. Kramer
- Sylvia Sidney - Mrs. Kramer
- Shepperd Strudwick - Reagan
- Regis Toomey - Regis Toomey
- Frank Wilcox - Harry
- Sam Gilman - Night Desk editor
- Kathryn Card - Bertram's Mother
- Richard Crane - Alvy Webber
Claude Rains interpreta a Judge Dan Haywood en la serie.
Paul Lukas interpreta a Ernst Janning en la serie.
Ted de Corsia interpreta a Jenkins en la serie.
Thomas Mitchell hace el papel de Mr. Carson.
Marc Lawrence hace el papel de El Sordo.
Nehemiah Persoff interpreta a Pablo en la serie.
Vincent Price interpreta a Clark Simmons en la serie.
Mickey Rooney interpreta a Sammy Hogarth en la serie.
Peter Capell interpreta a Geuter en la serie.
Stanley Adams interpreta a Pirelli en la serie.
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