Writer-director Charlie McDowell returns to Sundance this year with a thriller about a scientist (played by Robert Redford) who uncovers scientific proof that there is indeed an afterlife. His son is portrayed by Jason Segel, who's not too sure about his father's "discovery", and Rooney Mara plays a mystery woman who has her own reasons for wanting to find out more about the afterlife. Written by Barry Brown, Park City, UT

A troubled couple vacate to a beautiful getaway, but bizarre circumstances further complicate their situation.

A man breaks into a tech billionaire's empty vacation home, but things go sideways when the arrogant mogul and his wife arrive for a last-minute getaway.