Sebastian Cabot as Kris Kringle

Jane Alexander as Karen Walker

David Hartman as Bill Schaffner

Suzanne Davidson as Susan Walker

Jim Backus as Shellhammer

Roddy McDowall as Dr. Sawyer

Tom Bosley as Judge Harper

David Doyle as Mr. Macy

Ellen Weston as Celeste

Roland Winters as Mr. Gimbel

Barry Greenberg as Alfred

James Gregory as District Attorney

Jason Wingreen as Halloran

Conrad Janis as Dr. Pierce

Pepe Serna as Y Leader

Jerry Hardin as Bellevue Doctor (uncredited)