Jon Hamm played a role in the comedy series "30 Rock" as well as the drama series "Mad Men".
 "Live Show" featured appearances by Rachel Dratch, Bill Hader, Matt Damon, Jon Hamm, and Julia Louis-Dreyfus. 
Jonathan Daniel Hamm (born March 10, 1971) is an American actor, director, and television producer best known for playing advertising executive Don Draper for the AMC television drama series, "Mad Men" (20072015). 
