Two of her four total movies featured actress Gillian Hills: A Clockwork Orange (where Jan played one of Malcolm McDowell's Biblical dream handmaidens) and Demons of the Mind.
In Stanley Kubrick's A Clockwork Orange, Jan played one of two handmaidens within Malcolm McDowell's daydream while reading the bible... she's on the right side, feeding him grapes, and the camera pans back to show another handmaiden lying there.