Currently available on 2 streaming services.

He Knows You're Alone (1980)

5.0 (4.4k)
R18+

Age rating

1h 34min
He Knows You're Alone

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Cast

Caitlin O'Heaney
Amy Jensen
Elizabeth Kemp
Nancy
Dana Barron
Diana
Don Scardino
Marvin
Tom Hanks
Elliot
James Rebhorn
Prof. Carl Mason
Paul Gleason
Det. Frank Daley
Steve James
Young Man
Lewis Arlt
Det. Len Gamble
Patsy Pease
Joyce
Joseph Leon
Ralph the Tailor
Tom Rolfing
Ray Carlton
James Carroll
Phil
Robin Lamont
Ruthie
Brian Byers
Bernie