Rachel McAdams, Taylor Kitsch and Kelly Reilly Join HBO's 'True Detective'

Rachel McAdams, Taylor Kitsch and Kelly Reilly.

Rachel McAdams, Taylor Kitsch and Kelly Reilly have been added to the cast of HBO's True Detective, joining Colin Farrell and Vince Vaughn. The eight-episode hour-long drama has begun production in California.

In True Detective, three police officers and a career criminal must navigate a web of conspiracy in the aftermath of a murder.

Colin Farrell stars as Ray Velcoro, a compromised detective whose allegiances are torn between his masters in a corrupt police department and the mobster who owns him.