Tom Welling. Actor: Smallville. Tom Welling is probably best known for playing Clark Kent on the hit television series Smallville (2001). He was born Thomas Joseph Welling in Putnam Valley, New York, to Bonnie and Thomas Welling, who is a retired executive for General Motors. He has a younger brother, Mark Welling, who is also an actor, and two older sisters. He is of three quarters German and one quarter British...