Character Relationship Map: Killdozer

Characters

• Lloyd Kelly (played by Clint Walker) — protagonist

  Lloyd Kelly is the construction crew's foreman and a recovering alcoholic seeking redemption through the island airstrip project. He orders the possessed bulldozer out of service, survives alongside D...

• Dennis Holvig (played by Carl Betz) — protagonist

  Dennis Holvig is one of the construction workers stranded on the island after the possessed bulldozer begins killing the crew. He and Lloyd Kelly become the last survivors, joke about putting the mach...

• Chub Foster (played by Neville Brand) — supporting

  Chub Foster is the team's mechanic and a member of Lloyd Kelly's construction crew. After the bulldozer becomes mysteriously inoperative, Chub examines it but finds no mechanical fault, while hearing...

• Mack McCarthy (played by Robert Urich) — supporting

  Mack McCarthy is the bulldozer driver working under foreman Lloyd Kelly on the island airstrip project. He helps uncover the meteorite and stands nearby when the machine is exposed to its blue light....

• Al Beltran (played by James A. Watson, Jr) — supporting

  Al Beltran is a member of the island construction crew who defies Lloyd Kelly's order not to use the disabled bulldozer. By starting it, he allows the malevolent entity to bring the machine fully to l...

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Lloyd Kelly → Chub Foster (Professional Foreman And Mechanic) — Kelly manages Chub's technical inspections and maintenance duties.
• Lloyd Kelly → Mack McCarthy (Professional Foreman And Driver) — Kelly supervises Mack's operations on the airstrip project.

Story Dynamics

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

• Mack McCarthy → Al Beltran (Social Crewmates) — Mack and Beltran interact as fellow crew members on the project.
• Dennis Holvig → Chub Foster (Social Crewmates) — Dennis and Chub share the same background as island workers.
• Al Beltran → Chub Foster (Alliance Crewmates) — Beltran and Chub share the same professional duties on the site.
• Mack McCarthy → Chub Foster (Alliance Crewmates) — Mack and Chub work together as part of the initial construction team.
• Lloyd Kelly → Dennis Holvig (Alliance Co-survivors) — Kelly and Dennis form a desperate survival partnership.
• Lloyd Kelly → Al Beltran (Conflict Disobedient Subordinate) — Beltran defies Kelly's direct command, triggering the main crisis.

Story Analysis

A buried extraterrestrial force possesses a bulldozer and hunts a construction crew on an isolated island.

Plot Progression

1. Buried Threat Awakens — A construction crew arrives on an African island to build an airstrip. Excavating the site exposes a strange meteorite whose blue light enters a bulldozer.
2. Death Beneath the Blade — The bulldozer driver falls ill and dies, while the mechanic discovers an inexplicable sound in the machine. The foreman orders everyone to stop using it.
3. The Machine Hunts — The prohibition is ignored, awakening the possessed bulldozer. It destroys the radio and systematically kills the construction workers.
4. A Mechanical Execution — With only two survivors left, the men treat the bulldozer as a murderer and plan an electrical execution. They prepare a generator-powered steel trap.
5. The Aura Disappears — The bulldozer is lured onto the electrified matting, forcing the entity into an aura. With no available host, the aura fades and the blade becomes silent.