Luis Ávalos
— Self / Casino Owner
Jim Boyd
— Self / Stage Manager / Gambler
Carol Burnett
— Self
Barbara Eden
— Self
Morgan Freeman
— Self / Croupier
Elliott Gould
— Self / Various Characters
Judy Graubart
— Self / Various Characters
Jim Henson
— Kermit / Ernie / Guy Smiley / Person with Cue Card (voice)
Skip Hinnant
— Self / Spectator / Man in Commercial
Richard Hunt
— Various Muppets (voice)
Rita Moreno
— Self / Divorce Woman / Posy / Spectator / 50s Dancer
Jerry Nelson
— Count von Count / Herry Monster / Mr. Snuffleupagus (voice)
Gary Owens
— Announcer
Frank Oz
— Bert / Cookie Monster / Grover (voice)
Caroll Spinney
— Big Bird / Oscar the Grouch (voice)
Hattie Winston
— Self / Various Characters