Mum & Dad, the impressive debut feature by writer-director Steven Sheil, is one of the most disturbing Brit-shockers to emerge in recent years.

When Lena, a young Polish immigrant working as an office cleaner at Heathrow Airport, misses her last bus home, she accepts an offer of help from friendly co-worker Birdie, who lives nearby with her 'adoptive' parents.

Knocked unconscious after arriving at the house, Lena soon finds herself imprisoned in a suburban House of more...