After a fellow officer is killed, Ponch and Jon investigate a crooked stuntman who has been causing accidents as part of an insurance scam.
Getraer is injured when pursuing gasoline thieves. While the CHPs try to track and apprehend the thieves, Ponch bumps head with the acting shift sergeant, who gives Ponch grief about his ability to coach roller hockey.moreless
While Ponch and Jon try to mediate a feud between two groups of boys at the beach, they also try to determine who's behind a string of tape deck rip offs.
Before leaving their planet, the Robinsons meet a boy alien called J-5. They take him with them to return him to his home planet. They meet a strange ship, which turns out to be an Earth "lighthouse" for lost ships. Thinking this ship will help them with extra fuel and star charts they celebrate. However, when J-5 learns that they don't have enough fuel to take him home, he angrily sets about to destroy them all with a creation of his imagination.moreless