Jocelin Donahue as Samantha

Tom Noonan as Mr. Ulman

Mary Woronov as Mrs. Ulman

Greta Gerwig as Megan

AJ Bowen as Victor Ulman

Dee Wallace as Landlady

Heather Robb as Heather

Darryl Nau as Random Guy

Brenda Cooney as Nurse

Ti West as Favorite Teacher

John Speredakos as Ted Stephen

Lena Dunham as 911 Operator (voice)

Danielle Noe as Mother

Mary B. McCann as Elaine Cross

Graham Reznick as Local DJ (voice)

Archie Van Beuren as Dead Child

Nicholas Bienstock as Dead Husband

Andrea Verdura as Dead Wife

Kamen Velkovsky as Demon

William M. Bradley as Blue Demon

Jacob Jaffke as Background Talent