A well-bred supporting player of stage, film and TV, James Karen is the kind of actor whose face is immediately recognizable to the audience, but whose name is often elusive. He is also one of those actors who always seems to work. Karen is also known to millions in the New York area as the spokesperson for the Pathmark chain of supermarkets for more than two decades.The Pennsylvania native made his Broadway debut in a small role in the original Broadway production of "A Streetcar Named Desire" and went on to remain active on stage well into the 1970s. On the small screen, Karen debuted as Bob