Star Light, Star Bright was the sixth episode in Season 5 of Quantum Leap, also the 81st series episode. Written by Richard C. Okie, the episode, which was directed by Christopher Hibler, originally aired on NBC-TV on October 27, 1992.
Sam is Maxwell Stoddard, an eccentric grandfather living with his son and his family. He must prevent his teenage grandson from running away and getting caught up in the drug culture while also preventing the grandfather from being sent to a mental institution for his wild stories about UFOs.
Sam leaps into the body of 79-year-old Maxwell "Max" Stoddard, who has been seeing UFOs and has been telling everyone who will listen to him. He lives with his son and his daughter-in-law who think he is delusional and decide the time has come to have him committed to a mental institution. His grandson believes him and tries to protect him but with little success. It turns out the military also has an interest in what Max has seen. Meanwhile, Sam tries to repair the deteriorating relationship between Max's son and grandson.