Sinister

Ethan Hawke

Ellison Oswalt

Juliet Rylance

Tracy Oswalt

Vincent D'Onofrio

Professor Jonas

James Ransone

Deputy

Fred Thompson

Sheriff

Clare Foley

Ashley Oswalt

Michael Hall D'Addario

Trevor Oswalt

Victoria Leigh

Stephanie Stevenson

Blake Mizrahi

Christopher Miller

Cameron Ocasio

BBQ Son / Killer

Danielle Kotch

Lawn Girl

Ethan Haberfield

Pool Party Boy

Nicholas King

Bughuul / Mr. Boogie

Tavis Smiley

Anchor

Rachel Konstantin

Mrs. Stevenson (uncredited)

Chester the Chihuahua

Barking Dog (uncredited)