|Directed by||Paul Solet|
|Produced by||Glen Zipper|
|Edited by||Darrin Roberts|
|Music by||Austin Wintory|
Zipper Bros Films
Sutter Road Picture Company
Tread is a 2019 American documentary film directed by Paul Solet. It premiered at the South by Southwest film festival in March 2019 and to limited theatres and on Netflix on February 28, 2020.
American welder Marvin Heemeyer goes on a violent rampage with a secretly fortified bulldozer made up of steel, concrete, and guns after feuding with members of the small town of Granby, Colorado.
- "SXSW 2019 Schedule". SXSW 2019 Schedule. Retrieved 2020-08-12.
- "Trailer for the Documentary TREAD, Which Tells the Crazy Story of Colorado's "Killdozer"". GeekTyrant. Retrieved 2020-08-12.
- Werthmann, Kelly (February 21, 2020). "'Nothing Could Stop It': Marvin Heemeyer's Rampage On Granby Detailed In 'TREAD' Documentary". CBS Denver. Retrieved August 16, 2020.
- Leydon, Joe (2019-04-01). "Film Review: 'Tread'". Variety. Retrieved 2020-08-12.
- "'Tread': Film Review". The Hollywood Reporter. Retrieved 2020-08-12.
- "Tread (2019)", Rotten Tomatoes, Fandango, retrieved 2021-10-10