Johnny Depp as Dr. Will Caster, an artificial-intelligence researcher.
Rebecca Hall as Evelyn Caster, Will's wife and a fellow academic.[4]
Paul Bettany as Max Waters, Will's best friend.[5]
Kate Mara as Bree, the leader of Revolutionary Independence From Technology (R.I.F.T.)
Cillian Murphy as Donald Buchanan, an FBI agent.
Cole Hauser as Colonel Stevens, a military officer.
Morgan Freeman as Joseph Tagger, an FBI agent and old friend of Evelyn.
Clifton Collins, Jr. as Martin
Cory Hardrict as Joel Edmund, a member of the R.I.F.T. Unit.
Josh Stewart as Paul
Falk Hentschel as Bob, a member of the R.I.F.T.