Question:  Our Town is a 1955 episode of the American series "Producers' Showcase" featuring songs by which American lyricist that died in 1993?
Sentence (from "Our Town (Producers' Showcase)"): The episode is a musical adaption of Thornton Wilder's 1938 play "Our Town", with songs by Jimmy van Heusen and Sammy Cahn.
Relevant evidence: Yes