I Love Lucy - Season 4 - Eps 30: The Tour
Lucy and Ethel are abandoned by their sightseeing bus tour when they try to get a grapefruit from Richard Widmark's garden. When Lucy is stranded inside the garden wall, she and Ethel, who is outside, launch plans to get Lucy out -- but without comparing notes on how. Film star Richard Widmark guest-stars as himself.
About I Love Lucy

Title: I Love Lucy
First Air Date: 1951-10-15
Last Air Date: 1957-05-06
Status: Ended
Rating: 7.9/10 (from 226 votes)
Language: EN
Seasons: 7
Total Episodes: 180
Network: CBS
Genres: Comedy, Family
Production Companies: Desilu Productions
Synopsis
Cuban Bandleader Ricky Ricardo would be happy if his wife Lucy would just be a housewife. Instead she tries constantly to perform at the Tropicana where he works, and make life comically frantic in the apartment building they share with landlords Fred and Ethel Mertz, who also happen to be their best friends.
Cast

Lucille Ball
Lucy Ricardo

Desi Arnaz
Ricky Ricardo

Vivian Vance
Ethel Mertz

William Frawley
Fred Mertz