She was a supporter of Margaret Thatcher, calling her a "very capable woman", and saying that "I think women are just as capable of ruling people and looking after our affairs as men are. Sometimes possibly better because women have a level of sensibility and sensitivity as well, which possibly men don't sometimes." Although not gay herself, Frederick was known for being a blunt and outspoken advocate for same sex relationships and LGBT rights during a time when it was considered highly taboo. Following her appearance on a controversial episode of the television series Play for Today, where she played a sexually fluid character and shared an onscreen kiss with her female co-star, Jane Lapotaire, she said "with homosexuality and lesbianism, I just don't think you can put a ban on it. I don't think you can say it's wrong. I think people should live how they want to live. I don't think it should be illegal." Frederick grew up as a Methodist. In a 1975 interview, she expressed some agnostic views when she was asked about a progressive Catholic priest's response to the pope's declaring premarital sex a sin. "I really agree with the other priests that it should have never been issued. I think that does put the Church back; I really do. I can say it because I'm not particularly religious. But I think people who are religious, I hope they would feel that it's not a step forward. I think premarital sex is a good idea. I think the worst thing that could possibly happen is to not have sex before you get married, then get married and find out it's dreadful." After Peter Sellers died, she went to visit spiritualist and psychic medium, Doris Collins. When asked if she believed in life after death, she replied “I’ve always believed that death was not the end.” Frederick later suggested in an interview that she still retained her Methodist faith: “I never touch hard liquor. I suppose wine is ok for a good Methodist like me.” Philanthropy Following the death of her first husband Peter Sellers, she became involved in donating to various heart charities. In November 1980, she bought and donated an echocardiograph (valued at £12,400) to the Middlesex Hospital in London where Sellers died of a heart attack. Frederick stated “I wanted to try and reciprocate in some way to the enormous love and care