An international teaser trailer for the horror flick Intruders has gone online.  Directed by Juan Carlos Fresnadillo (28 Weeks Later), the film stars Clive Owen as a father trying to help his 11-year-old daughter (Ella Purnell) deal with her childhood demons.  Said demons might be slightly literal.

Hit the jump to check out the trailer.  The film also stars Kerry Fox (Bright Star), Carice van Houten (Black Book), and Daniel Brühl (Inglourious Basterds).  Intruders opens October 7th.

Trailer (which is slightly out of sync at the moment) via Empire.