During the run of “I Love Lucy”...

During the run of “I Love Lucy” in the 1950s, Lucille Ball and Desi Arnaz starred in two features for the big screen, the hilarious 1954 “The Long, Long Trailer” (Sunday at 9 a.m. on TNT) and the disappointing romantic comedy “Forever Darling” (Sunday at 11:30 a.m. on TNT). Desi Arnaz Jr. hosts the screening of “Trailer.”

Actor and TV producer Sheldon Leonard asks Mr. Mooney to shoot a TV pilot after office hours in his bank on “The Lucy Show” (Sunday at 10 p.m. on Nickelodeon).

Fans of “Perry Mason” will want to set their VCRs this week. TBS is presenting 25 hours of vintage “Mason” (Monday-Friday from 7:05 a.m. to 12:05 p.m.) featuring episodes from the classic series starring Raymond Burr as Erle Stanley Gardner’s intrepid attorney, as well as the recent, popular TV movies. Included in the festival are the first and last episode of the series (Monday at 10:05 and 11:05 a.m.) and a guest appearance by a young Robert Redford (Wednesday at 10:05 a.m.).

Jesse White, a.k.a. the Maytag Repairman, guests on “The Andy Griffith Show” (Monday at 6:35 p.m. on TBS) in an episode in which Andy tries to make peace between a quarreling husband and his wife.

Natalie Schafer of “Gilligan’s Island” fame guests as the headmistress of Phoebe Emerson’s Charm School on “I Love Lucy” (Tuesday at 3:05 p.m. on TBS).

A pre-”Bionic Woman” Lindsay Wagner guests on “The Rockford Files” (Friday at 3 p.m. on A&E;) in an episode in which Rockford (James Garner) investigates the mysterious death of a woman.

Frankie Avalon plays a star-struck kid who wants to be a singer, but is sent to work at Mr. Mooney’s bank on “The Lucy Show” (Friday at 11 p.m. on Nickelodeon).

Audrey Meadows guests on “Alfred Hitchcock Presents” (Saturday at 10 p.m. on Nickelodeon) as a married woman who is having an affair with a colonel.