A woman stuck in an unhappy marriage meets a mystery man who claims to be her long-lost son. While they quickly bond, she realises he is developing a dangerous hatred for her neglectful husband. Black comedy, written by Dennis Potter and directed by Nicolas Roeg, starring Theresa Russell, Gary Oldman, Christopher Lloyd and Sandra Bernhard.

Years after a desperate teenage Linda gives up her baby for adoption, she finds herself face-to-face with Martin, a young man claiming to be her long-lost son. Linda embraces Martin and in him finds a welcome reprieve from her unhappy marriage to the neglectful Henry. But soon Martin grows violent and becomes obsessed with Henry -- a philandering man whose only offspring is an expansive model train set that devours his waking hours.