Primer is a low-budget science fiction film that intricately explores the complexities of time travel. Directed by Shane Carruth, the film follows two engineers who accidentally discover a means of time manipulation while working on a side project in their garage. As they delve deeper into the implications of their discovery, they encounter ethical dilemmas and find their friendship tested by the unforeseen consequences of their actions, leading to a tangled web of timelines.

Shane Carruth, David Sullivan