Principal Cast
Jack Nicholson
as Robert Eroica Dupea
Karen Black
as Rayette Dipesto
Billy Green Bush
as Elton
Fannie Flagg
as Stoney
Sally Struthers
as Betty
Marlena MacGuire
as Twinky
Richard Stahl
as Recording Engineer
Lois Smith
as Partita Dupea
Helena Kallianiotes
as Palm Apodaca
Toni Basil
as Terry Grouse
Lorna Thayer
as Waitress
Susan Anspach
as Catherine Van Oost
William Challee
as Nicholas Dupea
John P. Ryan
as Spicer
Irene Dailey
as Samia
Ralph Waite
as Carl Fidelio Dupea
