Alan Arkin

Simon Mendelssohn

Madeline Kahn

Dr. Cynthia Mallory

William Finley

Fichandler

Wallace Shawn

Eric Van Dongen

Max Wright

Leon Hundertwasser

Fred Gwynne

Maj. Gen. Korey

Austin Pendleton

Dr. Carl Becker

Adolph Green

Commune Leader

Keith Szarabajka

Josh

Ann Risley

Pam

David Susskind

Himself

Dick Cavett

Himself

Billie Perkins

Commune Member

Pierre Epstein

Military Aide

Roy Cooper

General's Aide

David Warrilow

Blades

Remak Ramsay

TV Newscaster

Yusef Bulos

Hemling Grotowsky

Sol Frieder

Rabbi Chaim Glassberg

George Riddle

Muttonchop Aide

Tom Kubiak

Roach Reaction Patient

Louise Lasser

Doris (voice) (uncredited)