Bill Cosby also included an impersonation of Sheldon Leonard in one track of his 1966 hit comedy album Wonderfulness.
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Bill Cosby, whom Leonard cast in I Spy, described Leonard as "my last father" when he dedicated an episode of Cosby to both Leonard and his slain son Ennis Cosby.
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The track, "Niagara Falls", describes Sheldon Leonard's honeymoon at Niagara Falls.
Seven of the eight tracks are drawn from Cosby's childhood experiences; the last one, "Niagara Falls", deals with a visit to that landmark by television producer Sheldon Leonard, who hired Cosby to star in I Spy.
Leonard Bernstein | Leonard Compagno | Leonard Cohen | Leonard Nimoy | Sugar Ray Leonard | Elmore Leonard | Leonard Wood | Sheldon Silver | Leonard Slatkin | Leonard Rose | Leonard Woolf | Leonard French | Leonard Feather | Fort Leonard Wood | Sheldon Cooper | Leonard | Nicolas Léonard Sadi Carnot | Leonard of Noblac | Leonard Adleman | Leonard Woolley | Leonard P. Guarente | Leonard Cheshire | Fort Leonard Wood, Missouri | St Leonard | Sheldon Leonard | Sheldon | Leonard Rossiter | Leonard M. Miller School of Medicine | Jacques Léonard | Jack Sheldon |
The show's creators were Carl Reiner, Sheldon Leonard, Bill Persky, and Sam Denoff, all of whom had worked on The Dick Van Dyke Show, and was inspired by Persky & Denoff's personal experiences working as continuity writers for several disc jockeys on radio station WNEW in New York during the 1950s.
There, he and his valet, Llewellyn Jameson (Eric Blore), are met by his old friend, nightclub owner Johnny Booth (Sheldon Leonard).