'SNL' player Alex Moffat plays Joe Biden in sketch UPI News Service, 12/20/2020 Saturday Night Live cast member Alex Moffat has taken over the role of President-elect Joe Biden on the sketch comedy show. ADVERTISEMENT Moffat, 38, briefly offered his impression of Biden, 78, during this weekend's skit about outgoing Vice President Mike Pence (Beck Bennett) getting the coronavirus vaccine. Earlier in the day, actor and comedian Jim Carrey announced he would no longer play Biden on SNL, but no replacement was announced. At the beginning of Saturday's episode, Moffat appeared as Biden with a soft cast on his leg, walking with a cane and somersaulting in front of the camera.