A new ad from The Lincoln Project endorsing Kamala Harris features eight actors from The West Wing, including Martin Sheen and Mary McCormack. “I just encourage people to get in the game,” says Sheen, who played President Bartlet. “It’s ok to expect more from our leaders,” says McCormack. The two-party system works when people can meet in the middle, but “when my daughter's future is unsafe, I'm not meeting in the middle there.”