Actor Kal Penn on going from silver screen to the White House...and back!

You may have heard of Kal Penn, one of the stars in the "Harold and Kumar" movie series.

In addition to his film work, Penn previously worked as a professor at the University of Pennsylvania. He also served in the Obama White House for two years before calling it quits to return to acting. Today, he's working on the CBS hit show "How I Met Your Mother," is promoting his latest movie "A Very Harold & Kumar 3D Christmas" and his promotion for a new video game called "Rayman Origins."

Today on American Morning, Kal joins Christine and Alina to talk about his busy career, and talks about his future plans in supporting President Obama for reelection.