Anthony Perkins

Allan

Julie Harris

Katherine

Joan Hackett

Olive

Kent Smith

Raymond

Robert H. Harris

Dr. Ellins

Molly Dodd

Inmate

Billy Bowles

Harold Dennis

Bill Erwin

Dr. Ames

Jeannette Howe

Katherine - Child

Kenneth Lawrence

Allan - Child

Trent Dolan

Eric

Curtis Harrington

Director

Henry Farrell

Novel

Henry Farrell

Teleplay

George Edwards

Producer

Aaron Spelling

Executive Producer

Laurence Rosenthal

Original Music Composer

Fleet Southcott

Director of Photography

Richard W. Farrell

Editor

Tracy Bousman

Art Direction

Ken Swartz

Set Decoration

Robert Harris Sr.

Costume Design

Jerrie Woods

Costume Design

Ted Coodley

Makeup Artist

Norman Henry

Executive In Charge Of Production

Jim Lane

Production Manager

Joe Lombardi

Special Effects