Eileen Dietz

ActorCrewProduction 1966–2026 (60 year career)

4.4 avg rating

Highest Rated

Friday the 13th Part 3: The Memoriam Documentary

2018 · as Herself

8.3

The Exorcist

1973 · as Demon / Regan Double (uncredited)

7.7

Happy Days

1974

7.6

Known For

Film

The Exorcist

Demon / Regan Double (uncredited)

Film

Halloween II

Winnie Gilmore (uncredited)

Film

The Assent

Rhonda

Film

Helter Skelter

Family Girl

Film

Karla

Helen

Film

Creepshow 3

Claire the Homeless Woman

Film

David Holzman's Diary

Penny Wohl

Film

Fire Twister

Sadie - The Mountain Woman

Filmography

Acting (89)

Movies (85)

Skate to Hell

2026

as Edith

Hate Thyself

2025

The Evolution of Horror Cinema Worldwide

2025

as Horror Film Expert

The Bleeding Dark

2025

as Abbey Barrow

6.0

Hello My Name Is Gacy

2025

as Angry Lady

The Black Mass

as Dorothy

Desert Fiends

as Muriel

Pale Horse

Fear and Love: The Story of The Exorcist

2024

as Self

The Grimm Backward

2024

as Ma Mabel

Grandma's Cookies: A Christmas Tale

2024

as Grandma Nettie

Wisdom From the Apocalypse

2023

as The Storyteller

2.0

A Coffin of Stars

2023

as Sheriff Nought

Night of the Caregiver

as Lillian Gresham

Clownado

as Christine Tenney

The Fearway

as Old Woman

Beverly Hills Exorcist

2023

as Demon

Las Vegas Frankenstein

2023

as Shopkeeper's Wife

Savage Vengeance

2023

as Betsy

1.0

Staycation

2023

as Griselda E. Necromancer

The Last Slay Ride

2022

as Grandma

2.0

Sally Floss: Digital Detective

as Gammy

Of the Devil

as June Summers

Clown Motel 2

as Clown Queen

Appetite for Sin

as Shelly

The Dark Offerings

as Emily's Mother/ Demons

A Haunting in Ravenwood

as Dr. Sarah Abbott

Paper Dragons

as Carol

Alien Danger! With Raven Van Slender

2021

as Ninsun

The Amityville Harvest

as Mrs. O'Brian

The Assent

as Rhonda

WAMEGO: Addendum

Final Caller

as Tribute Caller

The Wrong Wedding Planner

as Minister O'Brien

A Wakefield Project

Itsy Bitsy

as Sally

Possession Diaries

as Aunt Peggy

Rot

as Katherine

It Wants Blood!

as Melva Broadstone

100 Acres of Hell

as Betty Oswald

For We Are Many

as Mrs Vasile

Abnormal Attraction

as Jamie's Mother

Friday the 13th Part 3: The Memoriam Documentary

as Herself

Lake Alice

as Jane Patterson

Shattered

as Dr. Panfil

Assholes

as Mephistopheles

Bound X Blood: The Orphan Killer 2

2016

3.0

Axe to Grind

2015

as Neighbor #3 (as Eileen Farmer)

5.2

Fire Twister

2015

as Sadie - The Mountain Woman

Whispers

Kids vs Monsters

as The Witch

The Border

Hag

as The Hag

Demon Legacy

2014

as Grace

4.6

The Devil Knows His Own

2013

as Elizabeth Ray

2.0

Snow White: A Deadly Summer

2012

as Lyla

3.8

Dark Matters

2012

as Angela

The Custom Mary

as Mother

Butterfly

as Joy Greenstahl

Halloween II

as Winnie Gilmore (uncredited)

Void

as Helen

Freeway Killer

as Mother

The Queen of Screams

as Eleanor Maxwell

Tracing Cowboys

as Marilyn

Cara

2008

as Agent

Karla

2006

as Helen

5.4

Creepshow 3

2006

as Claire the Homeless Woman

Deadly End

as Mrs. Crews

Exorcism

as Evil Nurse

The Freeway Maniac

as Costume Girl

Parts: The Clonus Horror

as Dana

Helter Skelter

as Family Girl

The Exorcist

as Demon / Regan Double (uncredited)

7.7

David Holzman's Diary

as Penny Wohl

The Game People Play

Teenage Gang Debs

as Ellie (as Eileen Scott)

4.3

Dead Girls Don't Cry

as Diane Thomas

Christmas Party Massacre

Misfit 2

as Dr. Karena Muller

The Night Driver

Stingy Jack

as Esther Fowler

Compatible

as Mrs. Taggert

The Witches of the Sands

as The Demon Eater

Witches Playground

Mrs. Ladadee

as Paula

Television (4)

Cursed Films

2020

as Self - Actor

7.2

Tim and Eric Awesome Show, Great Job!

as Mourning Mother

Happy Days

Cinema Insomnia

as Self

Crew (3)

Movies (3)

Clownado

Thanks

Itsy Bitsy

Associate Producer

Butterfly

Associate Producer