When you watch Proof Season 1 Episode 10 online via TV Fanatic, you will find out what happens when Cat utilizes the flatline table that Ivan Turing created. Will it be the end of everything or just the beginning? Ivan has to deal with the consequences of sharing the information about his conditions with his sister. Len and Charles have opinions on Cat's behavior. Find out all about it when you watch Proof online -- it's the season finale and you don't want to miss it!