Rip Torn
— Popcorn
Norman Mailer
— Lt. Francis Xavier Pope
George Plimpton
— Mayor
Mickey Knox
— Mickey Berk
Buzz Farber
— Rocco Gibraltar
Beverly Bentley
— Mary Pope
Marsha Mason
— Marcia Stillwell
Mara Lynn
— Ilse Fuchs
John Maloon
— John Francis
Mary Wilson Price
— Judy Grundy
Peter Rosoff
— Subway Arrestee
Noel E. Parmentel
— Assistant District Attorney
Edward Bonetti
— Wife Killer
Jack Richardson
— Jack Scott
Michael McClure
— Grahr
Harold Conrad
— Perry Fuchs
Sylvia Allen
— Sylvia
Tom Baker
— Irish
Frank Conroy
— Diner
Patty Conroy
— Diner
Dick Devine
— Detective
Roger Donoghue
— Detective
Dolores Elbert
— Dolores
Brian Hamill
— Kid
Tim Hickey
— Buffalo
Billy Mack
— Mayor's Assistant
Jim Mangia
— Jim
Joseph Marcus
— Walter
Pedro Ortiz
— Mario Rodriguez
Tom Quinn
— Detective Finney