The couple parted in 1969 and divorced in 1976. In the early 1990s, Frederik van Pallandt settled in the Philippines where he and his Filipino girlfriend, Susannah, were shot dead in 1994.
Van Pallandt has appeared with Richard Gere in American Gigolo and Jeff Bridges in Cutter's Way. She also appeared in several Robert Altman films during the 1970s, including The Long Goodbye, A Wedding, and Quintet. In 1969, she sang John Barry and Hal David's song "Do You Know How Christmas Trees Are Grown?" in the James Bond movie, On Her Majesty's Secret Service, starring George Lazenby. During 1969 and the early 1970s she appeared as a guest on several episodes of The Morecambe & Wise Show for BBC television. In 1975, she appeared in an episode of Ellery Queen ""The Adventure of Colonel Nivin's Memoirs", and in the later 1988 Tales of the Unexpected episode "A Time to Die".