'50 Shades of Grey' Casting Confirmations

Fifty Shades of Grey has its Ray Steele!

Callum Keith Rennie has just been cast as Anastasia's loveable stepfather Ray, whom she considers her "real" father though her mother and him have divorced. Anastasia has two stepfathers in the series -- Ray as well as her mother's current husband Bob -- who will be played by Dylan Neal.

Click to see who else has been cast in the highly anticipated book-turned-movie!

Arrow star Dylan Neal is the latest to join the cast of Fifty Shades of Grey as Bob, Anastasia Steele's stepfather and husband of Carla Adams, Deadline reports.

Christian Grey's mother has been cast! Multiple media sources report that Trophy Wife star Marcia Gay Harden will play the role of Dr. Grace Trevelyan Grey, the adoptive mother of the titular Christian Grey and his siblings Mia and Elliot.

Grace is the pediatrician who treated Grey when he was four years old after his biological mother committed suicide.

Singer and actress Rita Ora revealed via Twitter that she'll be playing Christian Grey's sister, Mia. "It's official! I've been cast in @FiftyShades of Grey as Christian's sister Mia. #FiftyShades," she posted.

In the novel Fifty Shades of Grey, Mia is depicted as an outgoing person who has a crush on Ethan Kavanagh, her brother Elliot's brother-in-law.

Christian Grey's bodyguard Jason Taylor will be played by Pacific Rim and Captain Phillips star Max Martini. Taylor, who's also the head of Christian's security team, is one of the very few characters Christian is close to, and is also protective towards Anastasia.

Eloise Mumford has just been cast as Kate -- Anastasia's best friend and roommate -- in Fifty Shades of Grey. Best known for her television work on The River and Lone Star, Mumford certainly physically looks the part of Anastasia's confident blonde bestie.

How to Make It In America star Victor Rasuk has been cast as Jose Rodriguez -- Anastasia Steele's longtime friend who also harbors romantic feelings for her -- in Sam Taylor-Johnson's film adaptation of Fifty Shades of Grey, The Wrap reports.

True Blood star Luke Grimes will play Elliott, Christian Grey's care-free older brother.

Model/actor Jamie Dornan took over the coveted Christian Grey role when Sons of Anarchy star Charlie Hunnam exited after initially accepting the part.

Dakota Johnson will play the innocent Anastasia Steele, the series' narrator.

Jennifer Ehle -- best known for playing Elizabeth Bennett in the 1995 BBC miniseries Pride and Prejudice -- will play Carla, Anastasia's mother.