Unforgotten star Peter Egan has tragically revealed the passing of his beloved wife and actress Myra Frances at the age of 78.The actor took to Twitter and Facebook to share a heartbreaking video with his fans as he announced the sad news.The 74 year old captioned the video: "This is the saddest post I will ever have to make. My wonderful wife Myra, my friend & soulmate lost her battle with cancer at 1.30am on Tuesday.