David "Davey" Parker, part of a stage comedy act, appears in the Season 4 episode of Quantum Leap titled "Stand Up". The part of Davey is played in the episode by Rafe Battiste.
About Davey[]
In 1957, Sam leaps into the body of Davey, who's part of a stage comedy act in the 1950s, with Mack MacKay (Bob Saget) which is about to become a trio. as part-time performer Frankie Washarskie (Amy Yasbeck), who's employed at the Poconos nightclub/resort where Davey and Mack are regulars, and who often accom
Poor Sam is burdened with the arduous task of making sure that Mack and Frankie, who constantly bicker over her role in the act, and who also act as if they can't stand one another, but are in really love with each other but cannot face it, to realize their love for one another and to build their relationship, and, in the same time try to protect the quick-tempered Mack from getting killed by mobster Carlo DeGorio (Robert Miranda) who, in catching their act in which Frankie performed on the night which Sam leaped into Davey, to a roaring applause, offers them a contract to perform at his club in Las Vegas, but whose real interest is in Frankie, as he has romantic designs set on her himself, as he's taken with her as soon as he first saw her. Sam, by telling DeGorio that the two, Mack and Frankie, are engaged, when they're just dating, is able to get the mobster to lay off of Mack, saving his life, and getting the mobster to pay for the couple's wedding, too.