Roddy McDowall guests on The Adventures of...

Roddy McDowall guests on The Adventures of Ellery Queen (Monday at 11 a.m. on A&E;) in an episode in which a radio announcer is found “dead” drunk.

That “Perfect Stranger” Mark Linn-Baker loses a rolodex of important phone numbers on the “Atlas Belched” episode of Moonlighting (Tuesday at 2 p.m. on Lifetime).

Leslie Nielsen of “The Naked Gun” guests on Alfred Hitchcock Presents (Wednesday at 11 p.m. on Nickelodeon) in a story about an ambitious district attorney who is friends with a racketeer leader under investigation.

Tony-winning actress Colleen Dewhurst guests as a high-powered divorce lawyer on Moonlighting (Saturday at 2 p.m. on Lifetime). She hires David and Maddie to help patch up a marriage she tore apart.

Kay Lenz, Danielle Brisebois and Joanna Pettet visit James Brolin and staff on Hotel (Saturday at 3 p.m. on Lifetime).

A pre-”Andy Griffith Show” Ronny Howard pops up on Dobie Gillis (Saturday at 12:30 a.m. on Nickelodeon) in an episode which finds Dobie embarking on a hunger strike to prove he loves Thalia (Tuesday Weld).

Jay Tarses, the creator and executive producer of The Days and Nights of Molly Dodd guests on the series (Monday at 11:30 p.m. on Lifetime) as Nick Donatello, Molly’s former garbage man who has a crush on her.

Buck Henry hosts The Best of Saturday Night (Tuesday at 10 p.m. on Nickelodeon) and plays Todd’s nerdy father (Bill Murray) who asks Mrs. Loopner (Jane Curtin) to go to a chess tournament with him.