Vo filme Sliedič hrajú Jake Gyllenhaal (Louis Bloom), Riz Ahmed (Rick), Rene Russo (Nina Romina), Bill Paxton (Joe Loder), Kevin Rahm (Frank Kruse), Michael Hyatt (Detective Frontieri), Price Carson (Detective Lieberman), Kent Shocknek (Kent Shocknek), Sharon Tay (Sharon Tay), Ann Cusack (Linda), Carolyn Gilroy (Jenny), Marco Rodríguez (Scrapyard Owner), Michael Papajohn (Security Guard), Jonny Coyne (Pawn Shop Owner), Rick Chambers (KWLA Anchor Ben Waterman), Pat Harvey (Pat Harvey), Rick Garcia (Rick Garcia), James Huang (Marcus Mayhem Video), Leah Fredkin (Female Anchor), Bill Seward (Bill Seward), Holly Hannula (KWLA Anchor Lisa Mays), Nick Chacon (Cop #1), Kevin Dunigan (Cop #2), Alex Ortiz (Cop #3), Eric Lange (Ace Video Cameraman), Kiff VandenHeuvel (Editor), Christina De Leon (Barred Door Woman), Jamie McShane (Freaked Motorist), Dig Wayne (Neighbor), Myra Turley (Female Neighbor), Merritt Bailey (Freelancer), Juan Fernandez (Reporter Ron De La Cruz), Lisa Remillard (Reporter Deena Rain), Manuel Lujan (Technical Director), Chris Wolfe (Reporter Joel Beatty), Austin Raishbrook (Stringer (uncredited)), Marc Raishbrook (Stringer (uncredited)), Dale Shane (Paramedic (uncredited)), Kathleen York (Jackie (uncredited)), Viviana Chavez (Desiree (uncredited)), Stephanie D'Abruzzo (Telephone Woman with Gloves (uncredited)), Emily Dahm (DUI Girl (uncredited)), Bill Blair (Control Room Switcher (uncredited)).