Claire Cooper

Annette Bening

Paul Cooper

Aidan Quinn

Vivian Thompson

Robert Downey Jr.

Doctor Silverman

Stephen Rea

Detective Jack Kay

Paul Guilfoyle

Dr. Stevens

Dennis Boutsikaris

Rebecca Cooper

Katie Sagona

Ruby

Krystal Benn

Mary

Prudence Wright Holmes

Snow White

Kathleen Langlois

Nurse Rosco

Lonnie Farmer

Hunter

Jennifer Berry

Nurse Floyd

Margo Martindale

Dwarf

Emma J. Brown

Ethel

Pamela Payton-Wright

Dwarf

Jennifer Dragon

Dwarf

Samantha Kelly

Policeman

John Fiore

Vivian Thompson - As Teenager

Geoffrey Wigdor

Dwarf

Jennifer Caine Natenshon

Paramedic

Ken Cheeseman

Dwarf

Bethany M. Paquin

Teacher (uncredited)

Dee Nelson

Dwarf

Erica Sullivan

Prince

Amelia Claire Novotny

Wicked Stepmother

Kristin Sroka

Man at School Play

Robert Walsh

Woman at School Play

Denise Cormier

Vivian Thompson - As Boy

Devon Cole Borisoff

Man at School Play

Robert E. Walsh

Kindly Nurse

June Lewin

Foster Mother

Dorothy Dwyer

Walter

Wally Dunn

Security Man in the 1970s

Eric Roemele

Vivian's Mother

Dossy Peabody

Helicopter Pilot

John Michael Vaughn

Policeman in Squad Car

Brian Goodman

Dobie

Pete

Judge (voice)

Michael Cavanaugh

Mary

Purdence Wright Holmes

Police Officer (uncredited)

Robert Harrell

Police Officer (uncredited)

Alan Francis Sullivan

Man Trapped in Car (uncredited)

Eric Bruno Borgman