Captain John Yossarian
Captain John Yossarian, a United States Air Force bombardier who tries to escape World War II by embracing the absurd. He is foiled by the madness and stupidity around him and by the ultimate irony of the rule known as Catch-22: Anyone can be grounded for being insane, but requesting to be grounded means that an individual is sane.
Colonel Cathcart, the group commander, who sends his pilots on increasingly dangerous missions in order to become famous and earn a promotion.
Major Major Major
Major Major Major, the commander of the 256th Squadron, who was promoted by a machine.
Lieutenant Milo Minderbinder
Lieutenant Milo Minderbinder, the mess officer. He turns his black market operation into a powerful syndicate and is not above aiding the enemy for profit.
Captain Black, the squadron intelligence officer, who constantly requires pilots to swear loyalty oaths.
Doc Daneeka, the flight surgeon. He informs Yossarian about the tenets of Catch-22.
Captain R. O. Shipman
Captain R. O. Shipman, the chaplain, who is accused of tampering with the enlisted men’s mail.
General Dreedle, the wing commander, who is engaged in a power struggle with General Peckem.
General Peckem, the commander of Special Services. He is more concerned with appearances than with military strategy.
Hungry Joe, and
Nately, members of the 256th Squadron.