Daniel Farrands Director, Screenwriter, Producer John Robinson Butch DeFeo Actor Chelsea Ricketts Dawn DeFeo Actor Diane Franklin Louise DeFeo Actor Paul Ben-Victor Ronnie DeFeo Actor Burt Young Brigante Actor Lainie Kazan Nona Actor Zane Austin Marc DeFeo Actor Noa Brenner Allison DeFeo Actor Kue Lawrence Jody DeFeo Actor Rebekah Graf Donna Benedettio Actor Sky Liam Steve Pelskie Actor Steve Trzaska Randy Buechler Actor Lucas Jarach Producer Eric Brenner Producer Jim Jacobsen Executive Producer Carlo Rinaldi Cinematographer Dan Riddle Film Editing Dana Kaproff Original Music Billy Jett Production Design Sandra Monty Set Decoration Susan Doepner-Senac Costume Design Donald Paul Pemrick Casting Dean E. Fronk Casting