Robert Brian Wilson as Billy at 18

Lilyan Chauvin as Mother Superior

Gilmer McCormick as Sister Margaret

Charles Dierkop as Killer Santa

Toni Nero as Pamela

Randy Stumpf as Andy

Linnea Quigley as Denise

Britt Leach as Mr. Sims

Leo Geter as Tommy

Amy Styvesant as Cindy

Jonathan Best as Billy at 5

Danny Wagner as Billy at 8

Tara Buckman as Mother (Ellie)

Geoff Hansen as Father (Jim)

Will Hare as Grandpa

Eric Hart as Mr. Levitt (Storekeeper)

A. Madeline Smith as Sister Ellen

H.E.D. Redford as Captain Richards

Max Robinson as Officer Barnes

Nancy Borgenicht as Mrs. Randall

Vinc Massa as Young Boy Sledding: Doug

John Michael Alvarez as Young Boy Sledding: Jim

John Bishop as Older Boy Sledding: Bob

Richard C. Terry as Older Boy Sledding: Mac

Oscar Rowland as Dr. Conway

Richard D. Clark as Officer Miller

Tip Boxell as Officer Murphy

Angela Montoya as Girl on Santa's Lap

Molly Cameron as Girl's Mother

Jayne Luke as Other Mother in Store

Joan Forster as Other Mother in Store

Betsy Nagel as Other Mother in Store

Barbara Stafford as Teen Lover at Orphanage

Paul Mulder as Teen Lover at Orphanage

Spencer Ashby as Santa at Orphanage

J. Paul Broadhead as Santa in Store

Max Broadhead as Brother (Ricky) at 4

Alex Burton as Brother (Ricky) at 14

Melissa Best as Infant Ricky

Dan Rogers as Dispatcher

Spencer Alston as Child at Orphanage

Kristi Ballard as Child at Orphanage

Jacob Peterson as Child at Orphanage

Jonathan Wilde as Child at Orphanage

Susie Massa as Child at Orphanage

Sarah Stuyvesant as Child at Orphanage