F Troop is a satirical American television sitcom that originally aired for two seasons on ABC-TV. It debuted in the United States on September 14, 1965 and concluded its run on April 6, 1967 with a total of 65 episodes. The first season of 34 episodes was filmed in black-and-white, but the show switched to color for its second season.

As young boys, two brothers, Jed (AKA: Chip) and John, witness their father being hung by a vigilante gang. Chip, angry and bitter, grows up to be an outlaw and leader of the feared Blue Chip Gang. John goes the other way and becomes a U.S. Marshal. Two brothers on opposite sides of the law, destined to become embroiled in an Arizona range war between cattlemen and farmers.

On December 6, 1941, Captain Yamanada of the Japanese aircraft carrier "Hiranamu", orders full steam ahead for Pearl Harbor. His ship encounters and sinks an American yacht and the single survivor, Sue Curry, is rescued by an American submarine, the "Sea Serpent", commanded by Commander Chris Warren. He hears her story and attempts to radio a warning to Pearl Harbor. Yamanada, hearing the signals, orders the airlines jammed, and then sends his son into the air to sink the sub. The attack fails, after the sub makes a crash dive, but they fail in their warning attempts. The next morning, December 7th, the men on the sub hear the story of the bombing of Pearl Harbor, and devise a desperate plan to sink the Japanese carrier by letting the carrier know their position. The carrier comes in search of the submarine.