Annette Bening
Claire Cooper

Aidan Quinn
Paul Cooper

Stephen Rea
Doctor Silverman

Robert Downey Jr.
Vivian Thompson

Paul Guilfoyle
Detective Jack Kay

Dennis Boutsikaris
Doctor Stevens

Lonnie Farmer
Nurse Rosco

Margo Martindale
Nurse Floyd

Pamela Payton-Wright
Ethel

Katie Sagona
Rebecca Cooper

Geoffrey Wigdor
Vivian Thompson - As Teenager

Robert E. Walsh
Man at School Play

Denise Cormier
Woman at School Play

John Fiore
Policeman

Ken Cheeseman
Paramedic

Dorothy Dwyer
Foster Mother

Wally Dunn
Walter

Dossy Peabody
Vivian's Mother

Brian Goodman
Policeman in Squad Car

Michael Cavanaugh
Judge (voice)

Robert Harrell
Police Officer (uncredited)

Dee Nelson
Teacher (uncredited)

Eric Bruno Borgman
Man Trapped in Car (uncredited)