"West Wing" star
Martin Sheen spoke with
Stephen Colbert about his liberal politics and why he adopted a stage name on "
The Colbert Report" last night.Stephen wanted to know why Sheen is such a "lefty liberal": Sheen has been
arrested multiple times for activist activity, earning him first place in
The Daily Beast's lineup of
"Most Arrested Celebrities." Sheen explained he feels an obligation to "be on the line and serve the common ...