Gilligan's Island S03 E11 The Invasion

"A three-hour tour"

While fishing, Gilligan and the Skipper reel in a briefcase, stamped with the words ""Property of the U.S. Government."" Everyone believes that the case contains top secret government material. Gilligan accidentally handcuffs the briefcase to his wrist, and has a wild dream about secret agents, evil enemy spies, and deadly spy games!