Paul Walker's Brother Shooting Unfinished 'Fast & Furious 7' Scenes

Paul Walker's brother Cody made Malibu beachgoers do a double take Monday as he shot scenes with Tyrese, Vin Diesel, Ludacris and Michelle Rodriguez for "Fast and Furious 7."

Cody is filling in the gaps ... shooting Paul's unfinished scenes. As TMZ first reported, Cody and his brother Caleb will also do voice work to match Paul.

Walker died November 30 while the film was still in production.