Robin Williams
as Parry

Jeff Bridges
as Jack

Amanda Plummer
as Lydia

Mercedes Ruehl
as Anne

Michael Jeter
as Homeless Cabaret Singer

William Jay Marshall
as Jamaican Bum

Chris Howell
as Red Knight

Adam Bryant
as Radio Engineer

Paul Lombardi
as Radio Engineer

David Hyde Pierce
as Lou Rosen

Ted Ross
as Limo Bum

Lara Harris
as Sondra

Warren Olney
as TV Anchorman

Frazer Smith
as News Reporter

Kathy Najimy
as Crazed Video Customer

Harry Shearer
as Sitcom Actor Ben Starr

Melinda Culea
as Sitcom Wife

James Remini
as Bum at Hotel

Mark Bowden
as Doorman

John Ottavino
as Father at Hotel

Brian Michaels
as Little Boy

Jayce Bartok
as First Punk

Dan Futterman
as Second Punk

Bradley Gregg
as Hippie Bum

William Preston
as John the Bum

Al Fann
as Superintendent

Stephen Bridgewater
as Porno Customer

John Heffernan
as Stockbroker Bum

Richard LaGravenese
as Strait Jacket Yuppie

Anita Dangler
as Bag Lady

Mark Bringelson
as Drooler

Johnny Paganelli
as Pizza Boy

Diane Robin
as Receptionist

Benjamin Redman
as Motorcyclist

Lisa Blades
as Parry's Wife

Christian Clemenson
as Edwin

Carlos Carrasco
as Doctor

Joe Jamrog
as Guard

John de Lancie
as TV Executive

Lou Hancock
as Nurse

Caroline Cromelin
as Radio Show Call-In (voice)

Kathleen Bridget Kelly
as Radio Show Call-In (voice)

Pat Fraley
as Radio Show Call-In (voice)

Mel Bourne
as Langdon Carmichael (uncredited)

Kristen Connors
as Ballroom Dancer (uncredited)

Jack Mulcahy
as Passerby (uncredited)

Tom Waits
as Disabled Vet (uncredited)

Craig 'Radioman' Castaldo
as Bum (uncredited)