Thomas Christopher "Chris" Parnell (born February 5, 1967) is an American actor, comedian and singer. He is best known as a cast member on NBC's "Saturday Night Live" from 1998 until 2006 and for his role as Dr. Leo Spaceman on NBC's Emmy Award-winning comedy series "30 Rock". He voices Jerry Smith on the Adult Swim animated science fiction series "Rick and Morty". He has appeared in movies such as "Down with Love" (2003), "" (2004), "21 Jump Street" (2012), "Hotel Transylvania" (2012), "" (2013) and "The Ridiculous 6.