Peter Sellers as Group Capt. Lionel Mandrake / President Merkin Muffley / Dr. Strangelove

George C. Scott as General "Buck" Turgidson

Sterling Hayden as Brigadier General Jack D. Ripper

Keenan Wynn as Colonel Bat Guano

Slim Pickens as Major "King" Kong

Peter Bull as Botschafter De Sadesky

James Earl Jones as Lt. Lothar Zogg

Tracy Reed as Miss Scott

Jack Creley as Mr. Staines

Frank Berry as Lt. Dietrich

Robert O'Neil as Adm. Randolph

Glenn Beck as Lt. Kivel

Roy Stephens as Frank

Shane Rimmer as Capt. 'Ace' Owens

Hal Galili as Burpelson AFB Defense Team Member

Paul Tamarin as Lt. Goldberg

Laurence Herder as Burpelson AFB Defense Team Member

John McCarthy as Burpelson AFB Defense Team Member

Gordon Tanner as Gen. Faceman

Burnell Tucker as Mandrake' aide (uncredited)

Victor Harrington as War Room Aide (uncredited)