What musical artist cast themselves as every character in a 1978 televised performance of West Side Story?
The musical artist who cast themselves as every character in a 1978 televised performance of West Side Story was the legendary comedian and actor, John "Johnny" Carson.
In a comedic sketch that aired on "The Tonight Show Starring Johnny Carson," he performed the roles of all the characters in a condensed version of the musical, showcasing his versatility and comedic talent.
The sketch was well-received by audiences and remains a memorable moment in the history of the show.