 The recurring cast included Frost, Morgan, Buck Henry, and Alan Alda, with Nancy Ames singing the opening song and Stanley Grover and Ames performing solos and duets; regular contributors included Gloria Steinem, William F. Brown, Tom Lehrer, and Calvin Trillin.The announcer was Jerry Damon.A running gag was a mock feud with Jack Paar, whose own programme followed "TW3" on the NBC Friday schedule; Paar repeatedly referred to "TW3" as "Henry Morgan's Amateur Hour".