Secrets of a Windmill Girl is a 1966 British exploitation film directed by Arnold L. Miller. It recounts the road to ruin of a young woman (Pauline Collins) who becomes involved with the striptease scene after becoming a dancer at the Windmill Theatre in London. The film features fan dances by former Windmill Theatre Company performers. It was originally released in Britain as part of a double bill with Naked as Nature Intended.