Stranded in 1955, Marty McFly receives written word from his friend, Doctor Emmett Brown, as to where can be found the DeLorean time machine. However, an unfortunate discovery prompts Marty to go to his friend's aid. Using the time machine, Marty travels to the old west where his friend has run afoul of a gang of thugs and has fallen in love with a local schoolteacher. Using the technology from the time, Marty and Emmett devise one last chance to send the two of them back to the future.

A new doctor finds himself with a ward full of comatose patients. He is disturbed by them and the fact that they have been comatose for decades with no hope of any cure. When he finds a possible chemical cure he gets permission to try it on one of them. When the first patient awakes, he is now an adult having gone into a coma in his early teens. The film then delights in the new awareness of the patients and then on the reactions of their relatives to the changes in the newly awakened.

For the past four years, San Francisco cop Jack Cates has been after an unidentified drug kingpin who calls himself the "Ice Man". At the Hunter's Point Raceway, Jack confronts Tyrone Burroughs and Arthur Brock. Jack kills Brock in self defense, but Burroughs escapes, and Jack is in danger of going to prison because Brock's gun can't be found. Jack finds a picture that proves that the Ice Man has put a price on the head of Reggie Hammond, who is scheduled to be released from prison on the next...

Air America was the CIA's private airline operating in Laos during the Vietnam War, running anything and everything from soldiers to foodstuffs for local villagers. After losing his pilot's license, Billy Covington is recruited into it, and ends up in the middle of a bunch of lunatic pilots, gun-running by his friend Gene Ryack, and opium smuggling by his own superiors.

Taylor is a man who has no problems with women. So confident is he that he accepts a challenge from his friends: he has to secure proposals of marriage from three women of their choice.

Harry and Sally meet when she gives him a ride to New York after they both graduate from the University of Chicago. The film jumps through their lives as they both search for love, but fail, bumping into each other time and time again. Finally a close friendship blooms between them, and they both like having a friend of the opposite sex. But then they are confronted with the problem: "Can a man and a woman be friends, without sex getting in the way?"

A couple of escaped convicts on the run find refuge with the Church when they are mistaken for two priests. The two are keen to flee but are unable to do so without the help of Molly.