John Randolph "Jack" Webb (April 2 1920 - December 23 1982) was an American actor, television producer, director and writer who is most famous for his role as Sergeant Joe Friday in the radio and television series "Dragnet". He was also the founder of his own production company, Mark VII Productions. Wikipedia
The definitive Wikipedia entry for Jack Webb. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Jack_Webb