In Their Sleep (2010) is a Horror, Thriller film that follows sarah's life is in pieces after the brutal death of her 18 year-old son. One night, her car accidentally hits Arthur, a young man the same age as her boy who is running from a burglar. Sarah sympathizes with him and takes him in, only to be tracked down by the burglar whose murderous rage towards Arthur forces her to take action. In Their Sleep is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.9 out of 10 from 32 votes. Fans of horror movies may also want to explore similar titles below.