Cary Elwes will star in director-producer Andrew Shortell's thriller "Psych 9" for Intl. Production Co. and Green Card Pictures.

Lawrence Robinson script revolves around an unstable woman who takes a job organizing patient records at a recently closed hospital.

Working alone at night, she experiences a series of disturbing events that may be connected to a string of gruesome murders.

Variety reports that Shortell will wrap shooting in Prague by the end of the year. Sara Foster, Gabriel Mann and Michael Biehn also star.