John Michael McDonagh Director Alexander Skarsgård Terry Monroe Actor Theo James Lord James Mangan Actor Tessa Thompson Jackie Hollis Actor Stephanie Sigman Delores Actor Michael Peña Bob Bolaño Actor Paul Reiser Lt. Gerry Stanton Actor Caleb Landry Jones Birdwell Actor Malcolm Barrett Reggie Actor Tait Fletcher Lionel Webb Actor Chris Clark Producer Flora Fernandez-Marengo Producer Phil Hunt Producer Compton Ross Producer Hilary Davis Executive Producer Stephen Kelliher Executive Producer Elliot Ross Executive Producer Fenella Ross Executive Producer Natascha Wharton Executive Producer Bobby Bukowski Cinematographer Chris Gill Film Editing Lorne Balfe Original Music Wynn Thomas Production Design Billy W. Ray Art Director Edward McLoughlin Set Decoration Terry Anderson Costume Design Sarah Halley Finn Casting