While she may be best known for the popular TV series Hart to Hart, Stefanie Powers has made over 30 films as well as 25 mini-series and numerous plays. Alongside her acting career, she is a passionate conservationist having established the William Holden Wildlife Foundation to further her long time partner's work in East Africa. In this penultimate episode of the first series of The Third Act she talks with Catherine Fairweather about her career, her charity work and the challenges of show business.