Variety is reporting that Keanu Reeves, James Cameron, Mark Wahlberg and Halle Berry will appear in the documentary, 2nd Unit: Invisible Action Stars. The documentary was made by Rootbeer Films and narrated by Joe Mantegna. The film explores the relationship between the actor and stunt performer through interviews with Heidi Moneymaker, Jackson Spidell, Jack Gill, JJ Perry, Jessie Graff, Zoe Saldana, Chad Stahelski, Jon Bernthal, Shemar Moore, Joseph Gatt, Mark Dacascos, and Helen Mirren. Rootbeer Films is handling sales.