We’ve been talking about Rachel McAdams, Taylor Kitsch and Kelly Reilly possibly joining the cast of True Detective season 2 for a while, but now HBO's finally confirmed it.  All three will join Colin Farrell and Vince Vaughn in the eight-episode hour-long drama, which has already begun filming in California.  Fast & Furious 6’s Justin Lin is directing the first two episodes of the new season, which will focus on three police officers and a criminal as they “navigate a web of conspiracy in the aftermath of a murder.”

Hit the jump for more on True Detective season 2 including descriptions of McAdams, Kitsch and Reilly’s characters.

Here’s the official press release from HBO with all the details:

RACHEL MCADAMS, TAYLOR KITSCH AND KELLY REILLY JOIN

COLIN FARRELL AND VINCE VAUGHN IN HBO’S TRUE DETECTIVE

The eight-episode hour-long drama has begun production in California.

Logline:

Three police officers and a career criminal must navigate a web of conspiracy in the aftermath of a murder.

The series is created and written by Nic Pizzolatto.

Justin Lin will direct the first two episodes.

Previously announced cast:

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

Vince Vaughn as Frank Semyon, a criminal and entrepreneur in danger of losing his empire when his move into legitimate enterprise is upended by the murder of a business partner.

Newly added cast:

Rachel McAdams as Ani Bezzerides, a Ventura County Sheriff’s detective whose uncompromising ethics put her at odds with others and the system she serves.

Taylor Kitsch as Paul Woodrugh, a war veteran and motorcycle officer for the California Highway Patrol, running from a difficult past and the sudden glare of a scandal that never happened.

Kelly Reilly as Jordan, Frank Semyon’s wife, a former D-list actress who is a full partner in his enterprises and ambitions.