"Steve is assigned to experimental project involving towing Convair F-102 jet fighters from a KB-50 tanker." Features introduction by Milton Caniff and 2 minutes of extended/additional scenes and alternate opening and closing titles
When a Big Thunder war bride is slain Steve and Police Chief Hagedorn discover a cruel blackmail plot against the wives who have relatives behind the Iron Curtain. Col. Canyon enlists the services of another war bride to try and smoke out the killer.
Steve goes to visit a little girl named Lisa, and finds that Red agents have kidnapped her, holding her hostage in exchance for her father Karolyi, a Hungarian underground leader.
On a practice bombing mission, Canyon has difficulties and is forced to drop a small bomb on a disposal area. The bomb doesn't explode and is picked up by some boys who saw it drop, but don't know the danger they are in.
Steve steps in when Airman Pete Randall's clashes with a sadistic sergeant imperils his appointment to the Air Force Academy.
A B-47 bomber on a routine flight loses contact with it's base. When the Air Force realizes that the plane is out of control and heading for Russia, they Send Steve Canyon up to investigate and try to stop a potential international incident.
There is a question concerning a young lieutenant named Muller at Big Thunder Air Force Base who must choose between loyalty to his country and to his father, who is suspected of being an infamous Nazi war criminal.
Major Willie Williston is trapped inside his wrecked airplane. Steve Canyon and his men must free the major from the burning fuselage before the jet explodes.
Capt. Dennis Parker flies his F-104 to Big Thunder Air Force Base, arriving in a state of shock and talking about the Korean War. Canyon and flight surgeon Major Richmond try to find out what caused Parker to go into shock.
An East Indian potentate visits the Big Thunder AFB with his wife and retinue. When Major Williston's friend (a visiting newspaperwoman assigned to the story) disappears, the Air Force Officers discover a plot to assassinate the visiting dignitary.
Canyon investigates when a security officer from the pentagon arrives at Big Thunder AFB to inform him that one of six Chinese jet fighter pilot trainees is a Red Chinese saboteur.
"Little Looey", a firebee guided missile used as a target for Air Force aerial gunnery competition, takes on almost human proportions at Yuma Air Force Base. The maintenance men who service the missile are told that "Little Looey" will be retired with honors if "he" survives 25 missions. Lt. Col. Canyon, engaging in gunnery competition with old Air Force cronies, becomes the key figure in a strange morale problem.