Bill Hader was on SNL for eight seasons and most known for his recurring characters including New York club guru Stefon. He scored two Emmy nominations for his work on the show.
Read more: Watch Bill Hader, Fred Armisen and Seth Meyers Re-enact Their All-Time Favorite 'SNL' Skits
Bill Murray was an SNL castmember from 1977-1980 (he joined the cast after Chevy Chase's departure). Before he was nominated for an Emmy for his Netlfix Christmas special, A Very Murray Christmas, he played a sleazy lounge singer named Nick during his first season on the show.
David Spade was a castmember from 1997-2003. SNL creator Lorne Michaels confessed that he and his writers once had David Spade take a jab at former castmember Eddie Murphy's string of box-office disappointments, calling him a "falling star" in the 1990s.
The current Tonight Show With Jimmy Fallon host was an SNL castmember from 1998 to 2004.
In 1988, the former SNL star played Democratic candidate Michael Dukakis in a debate sketch opposite Dana Carvey who impersonated Republican candidate George H.W. Bush.
The Veep star left SNL in 1985 after three seasons. She was discovered by an SNL producer while practicing at Chicago's Practical Theatre Company and offered a job on the spot.
Tina Fey was an SNL castmember from 2000-2006. She and Amy Poehler recently broke ground by sharing the Emmy win for best comedy guest actress in a comedy series for co-hosting SNL on Dec. 19.
Will Ferrell was an SNL castmember from 1995-2002 where his George W. Bush impression stood out among his many characters on the show. He and his Stepbrothers co-star John C. Reilly are teaming up for the comedy Holmes & Watson where they will play Arthur Conan Doyle’s famous detective team.
Will Forte was an SNL castmember from 2002-2010. He now stars in the Fox comedy Last Man on Earth which has begun its third season.