Radcliffe, who played his final Broadway performance Jan. 1, hosted the Jan. 14 episode of "SNL."
Following Radcliffe's run in How to Succeed, "Glee" star Darren Criss began performances at the Al Hirschfeld Theatre Jan. 3 for a limited engagement through Jan. 22. Pop star Nick Jonas will take over for Criss beginning Jan. 24.
Radcliffe, who originated the role of Finch in the How to Succeed revival, was nominated for Outer Critics Circle and Drama Desk awards for his performance. He has also been seen on Broadway in Equus and is best known for his work in the "Harry Potter" movie series.
To watch Radcliffe's episode of "SNL," look below: