Drew Barrymore
Our Girl
James Woods
Richard 'Dick' Morrison
Alan King
Dr. Vinnie Donatti
Kenneth McMillan
Cressner
Robert Hays
Johnny Norris
Candy Clark
Sally Ann
James Naughton
Hugh
Tony Munafo
Junk
James Rebhorn
Drunk Businessman
Mary D'Arcy
Cindy
Jack Dillon
Janitor
Susan Hawes
Mrs. McCann
Patricia Kalember
Marcia
Shelly Burch
Jerrilyn
Sal Richards
Westlake
Jesse Doran
Albert
Mike Starr
Ducky
Laura Warner
Cigarette Girl / Casino Girl / Bridge Driver
Frank Welker
Cat / Troll (Voice)
Danielle Rodgers
Troll (Uncredited)
Russell Horton
Mr. Milquetoast
Bill Hitchcock
Extra (Uncredited)
Herbert Lom
Dr. Sam Weizak (archive footage)
Tim Parati
Attendant (Uncredited)
Christopher Walken
Johnny Smith (archive footage)