Arnold Schwarzenegger as Julius Benedict

Danny DeVito as Vincent Benedict

Kelly Preston as Marnie Mason

Chloe Webb as Linda Mason

Bonnie Bartlett as Old Mary Ann Benedict

Marshall Bell as Webster

Trey Wilson as Beetroot McKinley

David Caruso as Al Greco

Hugh O'Brian as Granger

Tony Jay as Werner

Nehemiah Persoff as Mitchell Traven

Maury Chaykin as Burt Klane

Tom McCleister as Bob Klane

David Efron as Morris Klane

Peter Dvorsky as Peter Garfield

Robert Harper as Gilbert Larsen

Rosemary Dunsmore as Miss Busby

Lora Milligan as Stewardess

Richard deFaut as Custodian

Richard Portnow as Chop Shop Owner

S.A. Griffin as Hollywood Biker #1

Billy D. Lucas as Hollywood Biker #2

Lew Hopson as Cop

Frances Bay as Mother Superior

Marvin J. McIntyre as McKinley's Man

Cary-Hiroyuki Tagawa as Oriental Man

Wayne Grace as Cell Guard

Thomas Wagner as Visiting Room Guard

Jay Arlen Jones as Mover #1

Ty Granderson Jones as Mover #2

Elizabeth Kaitan as Secretary

Tom Platz as Granger Son #1

Roger Callard as Granger Son #2

Jason Reitman as Granger Grandson

Catherine Reitman as Granger Granddaughter

Dendrie Taylor as Female Neighbor

Sven-Ole Thorsen as Sam Klane

Gus Rethwisch as Dave Klane

Linda Porter as Painter

Bruce McBroom as Handsome Father

Joe Medjuck as Photographer

Frank Davis as Security Guard

John Michael Bolger as Security Guard

Steve Reevis as Indian

Jeff Beck as Lead Guitarist

Terry Bozzio as Drums

Tony Hymas as Keyboards

Nicolette Larson as Singer

Jill Avery as Bass Player

Dustin Amy as Picture Taker #2 (uncredited)

Heather Graham as Young Mary Ann Benedict (uncredited)

Peter Kent as Man in Jail (uncredited)

Raymond Storti as Bar Patron (uncredited)