 Well, he was known for starring in TV shows like Roseanne and Fernwood Tonight. Actor and comedian Martin Mull has died. His family says it happened after a valiant fight against a long illness. Martin Mull was 80 years old. I'm Jane Fergus. This is Fox News. You're who you always were. She was screaming and crying. I've never seen her like that in my life. You're who you've always been.