 Patrick WilsonJosh Lambert | Josh Lambert |
 Rose ByrneRenai Lambert | Renai Lambert |
 Lin ShayeElise Rainier | Elise Rainier |
 Ty SimpkinsDalton Lambert | Dalton Lambert |
 Barbara HersheyLorraine Lambert | Lorraine Lambert |
 Steve CoulterCarl | Carl |
 Leigh WhannellSpecs | Specs |
 Angus SampsonTucker | Tucker |
 Andrew AstorFoster Lambert | Foster Lambert |
 Hank HarrisCarl (adult) | Carl (adult) |
 Jocelin DonahueLorraine Lambert (adult) | Lorraine Lambert (adult) |
 Lindsay SeimElise Rainier (adult) | Elise Rainier (adult) |
 Danielle BisuttiParker Crane's Mother | Parker Crane's Mother |
 Tyler GriffinParker Crane (young) | Parker Crane (young) |
 Garrett RyanJosh Lambert (young) | Josh Lambert (young) |
 Tom FitzpatrickBride in Black / Parker Crane (old) | Bride in Black / Parker Crane (old) |
 Priscilla GaritaNatalie | Natalie |
 Michael BeachDetective Sendal | Detective Sendal |
 J. LaRoseLong Haired Fiend | Long Haired Fiend |
 Brooke PeoplesNeighbor Jessica | Neighbor Jessica |
 Edwina FindleyHillary | Hillary |
 Stephanie PearsonDark Haired Woman | Dark Haired Woman |
 Jorge-Luis PalloBrian | Brian |
 Jenna OrtegaAnnie | Annie |
 Dannay RodriguezAllison | Allison |
 Sienna FarallComa Ward Nurse | Coma Ward Nurse |
 Jack WalshOld Man in the Further | Old Man in the Further |
| BBrynn BowieKali Lambert | Kali Lambert |
 Madison BowieKali Lambert | Kali Lambert |
 Dylan QuiggGhoul (uncredited) | Ghoul (uncredited) |
