David Edward Williams, known professionally as David Walliams, is an English actor, comedian, writer, and television personality. He is best known for his work with Matt Lucas on the BBC sketch comedy series Little Britain and Come Fly With Me. He is also a writer of children's books, having sold more than 50 million copies worldwide.
From 2013 to 2014, Walliams wrote and starred in the BBC One sitcom Big School. From Wikipedia