Steve Martin as Philip

Madeline Kahn as Blanche Munchnik

Rita Wilson as Catherine

Juliette Lewis as Gracie Barzini

Anthony LaPaglia as Felix

Adam Sandler as Louie

Liev Schreiber as Chris

Parker Posey as Rollerblader

Jon Stewart as Rollerblader

Garry Shandling as Stanley

Joely Fisher as Susan

Robert Klein as Mr. Lobel

Rob Reiner as Dr. Kinsky

Steven Randazzo as Detective

Christine Cavanaugh as Police

Henry Brown as Police

Steven Wright as Man at Pay Phone

Brian Markinson as Policeman / Voice of Obscene Caller

Caroline Aaron as Hotline Caller (Voice)

Mary Gross as Hotline Caller (voice)

Mary A. Kelly as Hotline Caller (voice)

Donald J. Lee Jr. as Hotline Caller (voice)

Victor Garber as Irate Neighbor (voice)

Sidney Armus as Chris' Father

Michele Singer as Vanessa

Haley Joel Osment as Little Boy

Diane Sokolow as Chris' Mother

Michael Badalucco as AAA Driver

Joann Lamneck as Woman Doctor

France Iann as Nurse

Jacqueline Murphy as Nurse