Several of TV's most familiar faces have found new sitcom homes this pilot season: "Creative differences" have led to Scott Bakula (Quantum Leap) replacing Burt Reynolds in the CBS comedy pilot Late Boomers, Variety reports. Set in an ex-NFL quarterback's Chicago bar, the show also co-stars Night Court's Markie Post and Chicago Hope's Adam Arkin. And according to The Hollywood Reporter, Martin Mull has joined the cast of Ellen DeGeneres's CBS sitcom Ellen, Again, which co-stars Cloris Leachman and Welcome to New York's Jim Gaffigan. Meanwhile, Mark Harmon heads up the WB laugher No Ordinary Girl and Will Friedle (Boy Meets World) is getting his own as-yet-untitled show on UPN.