Character Relationship Map: Tread

Characters

• Marvin Heemeyer (played by Robert Fleet) — protagonist

  The central figure of the film, he is a welder and business owner whose escalating disputes over property access, town decisions, and the concrete batch plant lead him to drive an armored bulldozer th...

• Cody Docheff (played by Mike McCann) — supporting

  A central participant in the property dispute, he is associated with the proposed concrete batch plant and refuses to provide Marvin Heemeyer an easement on his preferred terms. He later offers an eas...

• Trish MacDonald (played by Kelly Ryan) — supporting

  A person who knew Marvin Heemeyer, she recalls his loneliness and describes how difficult it was for others to recognize his intentions in advance.

• Patrick Brower (played by Michael Sean Degan) — supporting

  A possible target of Marvin Heemeyer's armored bulldozer attack, identified as the vehicle proceeds toward the Sky-Hi News building.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Marvin Heemeyer → Patrick Brower (Conflict Possible Target) — Patrick becomes associated with the danger at the end of the provided sequence.

  As the armored vehicle moves toward the Sky-Hi News building, Patrick Brower is identified as a possible target.

• Marvin Heemeyer → Trish MacDonald (Social Known Acquaintances) — Trish is presented as someone who knew Marvin before the crisis.

  The film states that people who knew Marvin, including Trish MacDonald, recalled his loneliness and discussed how difficult it was to recognize his in...

• Marvin Heemeyer → Cody Docheff (Conflict Property Adversary) — Their disagreement over land access and development drives the film's central conflict.

  The central dispute concerns Marvin Heemeyer's property and the concrete batch plant associated with Cody Docheff. Cody refused to provide Marvin with...

Story Analysis

A property dispute and growing isolation culminate in Marvin Heemeyer's armored retaliation against Granby.

Plot Progression

1. A Life Built in Colorado — Marvin Heemeyer's statement recounts his move to Colorado, property purchase, and successful work in welding and engines. Interviews then emphasize his growing isolation and distrust.
2. The Easement Dispute — The conflict begins when Marvin seeks water and sewer access and Cody Docheff refuses an easement on Marvin's terms. Fines and a check dispute deepen Marvin's anger toward local authorities and busine...
3. Compromise Breaks Down — Marvin files a lawsuit and rejects Cody's conditional easement offer. His attempts to sell the property also fail after he repeatedly raises the asking price.
4. Retaliation Takes Shape — Construction at the batch plant convinces Marvin that his years of work and money have been wasted. His recordings frame the coming action as retaliation, while acquaintances recall his loneliness.
5. Armored Rampage — Marvin drives an armored bulldozer through Granby, destroying the playground and town hall before moving onto Main Street. Police establish a roadblock, gunfire spreads, and the vehicle heads toward t...