Ben Stiller is an American actor, comedian, writer, producer, and director. He is best known for his comedic roles in films such as 'THERE's Something About Mary', 'Zoolander', and 'Tropic Thunder'. He has also starred in dramatic films such as 'The Secret Life of Walter Mitty' and 'The Royal Tenenbaums'. He has won numerous awards for his work, including a Primetime Emmy Award for Outstanding Guest Actor in a Comedy Series.