Martha Speaks on PBS

First Look: Jon Hamm And His Dog Get Animated for Martha Speaks

• Feb 7, 2012 07:01 AM ET
• by Megan Walsh-Boyle

Jon Hamm

Call it puppy love. That's the best way to explain why Mad Men's Jon Hamm and his
longtime girlfriend, actress Jennifer Westfeldt, couldn't resist an offer to guest star on PBS' kiddie cartoon Martha Speaks. "They are dog lovers," says executive producer Carol Greenwald.