Will Ed be George Burns’ opening act...

Will Ed be George Burns’ opening act in Las Vegas? Find out on Mr. Ed (Sunday at 9:30 p.m. on Nickelodeon).

George Nader, ‘50s film heartthrob, plays a handsome young doctor who arrives to practice in Mayberry on The Andy Griffith Show (Monday at 4:05 p.m. on TBS and Tuesday at 9:30 a.m. on KTTV).

Paul Reiser, Greg Evigan and Staci Keanan star in the comedy My Two Dads (weekdays at 5:30 p.m. and 5 p.m. Saturdays-Sundays on USA) about two men who discover they may be the father of an ex-lover’s 12-year-old daughter.

Johnny Carson, of all people, makes a cameo appearance on Get Smart (Tuesday at 9 p.m. on Nickelodeon) in a spoof of “The Prisoner of Zenda.”

Celebrate Christmas in September when It’s Garry Shandling’s Show (Tuesday at midnight on Lifetime) presents “It’s Garry Shandling’s Xmas Special.”

Elizabeth Montgomery does double-duty on a two-part Bewitched (Thursday and Friday at 5:35 a.m. on TBS), as Samantha’s mischievous cousin Serena.

A&E; reruns the first and last episode of Patrick McGoohan’s cult series The Prisoner (Thursday at 6 and 10 p.m.).

Oscar-nominee Graham Greene (“Dances With Wolves”) guests on L.A. Law (Thursday at 8 p.m. on Lifetime) as a Native American lawyer who battles C.J. Lamb (Amanda Donohoe) in court.

Tony-winner Robert Morse (“Tru”) guests on Alfred Hitchcock Presents (Thursday at 9 p.m. on Nickelodeon) in an episode in which a young lawyer persuades a man to duel his wife’s lover.

A repeat of the very first episode of Gomer Pyle, U.S.M.C. (early Friday at 3:05 a.m. on WTBS), which originally aired on CBS on Sept. 25, 1964. Shazam.

Before son Charlie was born, Martin Sheen guested on Flipper (Friday at 3 p.m. on Nickelodeon) as Phil Adams, a young man who is accused of stealing shellfish, although a seal is actually the real culprit.

The great sportscaster turned film star (“Letter to Three Wives”) Paul Douglas visits I Love Lucy (Saturday at 6 p.m. on KTTV).