On Tuesday, April 15, the West Wing actor, 61, posted a funny clip of himself on Instagram approaching the bus as the tour guide announced ... turned to the bus driver, shouting, “Dude ...

However, the tour guide mistook him for someone else. "It's about having fun, you know? I don't expect to run into people," the tour guide sheepishly told the star, "but thank you for your cool ...

The "St. Elmo’s Fire" actor backed away from the bus and quipped, "Oh, I see, don’t listen to him." The Instagram video ended with the Hollywood tour guide saying, "Thank you for your cool ...

"He looks like him, you know," the tour guide said, followed by laughter. The "St. Elmo’s Fire" actor backed away from the bus and quipped, "Oh, I see, don’t listen to him." The Instagram ...