Mark Donald Steger (born January 16, 1962) is an American actor, performance artist, and choreographer. He is known for Stranger Things (2016), Scary Stories to Tell in the Dark (2019) and The Pact (2012).

Rebel Moon - Part One: A Child of Fire
Lift Operator
6.3
2023

The Curse of Bridge Hollow
Pharaoh Mummy
6.5
2022

Black Friday
Monster Angry Gran
4.9
2021

The Manor
Minion
5.5
2021

Scary Stories to Tell in the Dark
Harold the Scarecrow / Pale Lady
6.5
2019

The Man Who Killed Hitler and Then the Bigfoot
The Bigfoot
5.4
2019

Velvet Buzzsaw
Hoboman
5.4
2019

The Nun
Duke
5.9
2018
Empire of Dirt
7.0
2017

Calico Skies
Slim
5.5
2017

Incarnate
Maggie (Demon)/Luka
5.4
2016

Westworld
Drone Host · (1 episode)
8.0
2016

Stranger Things
The Monster · (4 episodes)
8.6
2016

Holidays
Bunny Man (segment "Easter")
5.0
2016

400 Days
Creature
4.3
2015

Paranormal Activity: The Ghost Dimension
Tobi
5.3
2015

The Diabolical
Dr. Herbert
5.0
2015

The Pact II
Charles Barlow/Judas
4.8
2014

At the Devil's Door
Thin Man
4.8
2014

Mr. Jones
Mr. Jones
4.7
2013

Paralyzed
The Creature
7.0
2012

The Pact
Charles
5.6
2012

I Am Legend
Infected
7.2
2007

Metallica: The Videos 1989-2004
Jesus (video 'Until It Sleeps')
7.6
2006

Men in Black II
Quadraped Alien (uncredited)
6.4
2002

The Man from Elysian Fields
Performance Artist
5.9
2001

Slow Bob in the Lower Dimensions
Slow Bob
7.1
1991
The Mortuary Assistant
The Mimic
0.0