Steffen Schlachtenhaufen

2010s

1. 2019
   

   The Mandela Effect

   Writer

   59

2. Black Knight Satellite

   Writer

3. 2018
   

   Danger One

   Writer

   57
4. 2013
   

   Would You Rather

   Screenplay

   51

2000s

1. 2008

   Primal

   Writer

2020s

1. 2020
   

   Bigfoot: Fear in the Woods

   Associate Producer

2010s

1. 2019
   

   The Mandela Effect

   Producer

   59

2000s

1. 2002
   

   National Lampoon's Van Wilder

   Production Assistant

   46

1970s

1. 1974
   

   NOVA

   Producer's Assistant

   82

2010s

1. 2011

   The Universe: God and the Universe

   Visual Effects Producer

2000s

1. 2008

   Life After People

   Visual Effects Producer

2000s

1. 2002
   

   National Lampoon's Van Wilder

   Student Bartender (uncredited)

   46

2000s

1. 2008

   Primal

   Director

2010s

1. 2014
   

   Codes and Conspiracies

   Creator