Claim: Deadpool is not the eighth installment in the X-Men Film series.
Evidence: It is the eighth installment and a spin-off in the X-Men film series , and stars Ryan Reynolds as the titular character , as well as Morena Baccarin , Ed Skrein , T. J. Miller , Gina Carano , Leslie Uggams , Brianna Hildebrand , and Stefan Kapičić.