'Before I Wake': Unhurriedly slow scare tease

Nevertheless, the strong performances from the cast pushes the film to the point of seeming believable and engaging. Jacob Tremblay, who had earlier this year delivered a wonderful, heart rending performance in the Oscar nominated film Room, once again, as Cody is charming. He gives an exceptionally realistic depiction of a timid, guilt-ridden and defensive child, all at the same time.