Johnny Depp movies have always caused a stir. Now, fans of the actor have another flick of their idol to look forward to as Warner Bros. have officially revealed the final cast lineup for the movie about the Boston mobster. Depp is confirmed to take the title role of James 'Whitey' Bulger.

Although the project still lacks an official title, this movie is lifted from the book, "Black Mass: The True Story of an Unholy Alliance between the FBI and the Irish Mob". The newest addition to Johnny Depp movies has just started filming several scenes in different locations such as Cambridge and Boston, Massachusetts.

Other stars who are confirmed to join Depp in the movie are Benedict Cumberbatch ("Sherlock", "The Hobbit: The Desolation of Smaug") who will act as Bulger's brother named 'Billy Bulger', Jesse Plemons ("Breaking Bad", "Friday Night Lights") as Bulger's partner-in-crime,Kevin Weeks, and Sienna Miller ("Factory Girl") as Bulger's girlfriend, Catherine Grieg.

Dakota Johnson ("Fifty Shades of Grey") will also grace the movie, performing the role of Bulger's former girlfriend and mother of his only child. In addition, the cast also includes Joel Edgerton ("The Great Gatsby"), Julianne Nicholson ("August: Osage County), Adam Scott ("Parks and Recreation"), Rory Cochrane ("Argo" ), Cory Stoll ("House of Cards"), Brad Carter, W. Earl Brown and David Harbour.

is the official synopsis of the movie from the Warner Bros. Studio:

"In 1970s South Boston, FBI Agent John Connolly (Edgerton) persuades Irish mobster James 'Whitey' Bulger (Depp) to collaborate with the FBI and eliminate a common enemy: the Italian mob. The drama tells the true story of this unholy alliance, which spiraled out of control, allowing Whitey to evade law enforcement, consolidate power, and become one of the most ruthless and powerful gangsters in Boston history."

The newest among Johnny Depp movies, this film is expected to be shown in theaters worldwide in 2015.