In the late 1970s, young, would-be movie producer Emily Bennett doesn’t believe the story about a 2/3 completed film starring James Dean and John Wayne. But when she meets the old film editor who stole the master negative of the legendary Showdown, she sets out to complete the movie with two uncannily gifted celebrity impersonators, Jimmy Riley as James Dean and Tom “Duke” Manfredo as John Wayne. Together, Emily and her co-stars portray characters entangled in an ambiguous love triangle that mirrors their dysfunctional, real-life dynamic. Add to the drama: a distrustful prima-donna director and Emily's unresolved issues with her narcissistic brother and dying father. The completed film and story promises its own heartbreaking and existential showdown