Artist Steve Rogers is nearly murdered by spies, seeking his late father's national secrets. He is saved during surgery via a secret formula; this serum not only heals him but also gives him fantastic strength and lightning reflexes. To help solve the mystery behind his father’s murder and bring those guilty to justice, a government agency equips him with a special motorcycle loaded with gadgets and an indestructible shield. Now armed, he battles against the nation's enemies as the Sentinel of Liberty, Captain America.

An evil scientist implants the brain of a murdered high school student into an animatronic Tyrannosaurus, who later wreaks vengeance on the bullies who killed him, and is reunited with his sweetheart.

Tom and Dick Smothers play Bones Howard and Ryan Fitzgerald, a TV cameraman and intrepid reporter, respectively, involved in the race to find the buried treasure of Al Capone on Alcatraz Island at the former prison where he was imprisoned.

A woman becomes involved sexually with her husband's poker partners. During their antics, which are watched by the woman's daughter, the woman has an accident and is crippled for life. The husband dies an alcoholic, the mother commits suicide after learning that her daughter is sleeping with her lover, and the daughter continues having sex with anyone.