TV Colonel is a term used to describe a character in a television show who is a military officer. The two most famous examples of this type of character are Colonel Hogan from the show 'Hogan's Heroes' and Colonel Klink from the show 'Hogan's Heroes'. Both characters were portrayed as bumbling, incompetent officers who were often outwitted by their subordinates. Despite their shortcomings, both characters were beloved by viewers for their comedic antics and endearing personalities.