Four unwitting heroes cross paths on their journey to the sleepy town of Silverado. Little do they know the town where their family and friends reside has been taken over by a corrupt sheriff and a murderous posse. It's up to the sharp-shooting foursome to save the day, but first they have to break each other out of jail, and learn who their real friends are.

Lt. Col. Iceal "Ham" Hambleton is a weapons countermeasures expert and when his aircraft is shot over enemy territory the Air Force very much wants to get him back. Hambleton knows the area he's in is going to be carpet-bombed but a temporary shortage of helicopters causes a delay. Working with an Air Force reconnaissance pilot, Capt. Bartholomew Clark, he maps out an escape route.

A team of Arctic researchers find a 40,000 year-old man frozen in ice and bring him back to life. Anthropologist Dr. Stanley Shephard wants to befriend the Iceman and learn about the man's past while Dr. Diane Brady and her surgical team want to discover the secret that will allow man to live in a frozen state.