Tom Mason

The Earth is invaded by alien parasites—AKA 'slugs'—that ride on people's backs and control their minds.

F/X man Rollie Tyler is now a toymaker. Mike, the ex-husband of his girlfriend Kim, is a cop. He asks Rollie to help catch a killer. The operation goes well until some unknown man kills both the killer and Mike. Mike's boss, Silak says it was the killer who killed Mike but Rollie knows it wasn't. Obviously, Silak is involved with Mike's death, so he calls on Leo McCarthy, the cop from the last movie, who is now a P.I., for help and they discover it's not just Silak they have to worry about.

Ike Graham, New York columnist, writes his text always at the last minute. This time, a drunken man in his favourite bar tells Ike about Maggie Carpenter, a woman who always flees from her grooms in the last possible moment. Ike, who does not have the best opinion about females anyway, writes an offensive column without researching the subject thoroughly.

At the height of the Vietnam war, Captain Benjamin Willard is sent on a dangerous mission that, officially, "does not exist, nor will it ever exist." His goal is to locate - and eliminate - a mysterious Green Beret Colonel named Walter Kurtz, who has been leading his personal army on illegal guerrilla missions into enemy territory.