Mad Men's Jon Hamm on his worst moment as an actor: "Mine would be living in L.A. for 10 years and not working, having no money and no prospects. The days were kind of great; it was the long nights staring at the ceiling waiting for the phone to ring. The uncertainty is always the difficult part, at least it has been for me."
Christopher Walken, is an American actor, screenwriter, and director who has appeared in more than 100 films and television shows, including The Deer Hunter and Pulp Fiction. He won an Oscar for "The Deer Hunter" in 1978 in asupporting role