The InBetween 1x03 "Where The Shadows Fall" Season 1 Episode 3 Promo Trailer - Cassie (Harriet Dyer) visits the hospital where Damian’s (Justin Cornwell) fiancée is being treated and encounters the spirit of a young boy who needs her help. Her efforts to unravel the mystery of his death, and why he is trapped in the InBetween, lead her to world of spirits that might be more than she can handle.