Ardal O'Hanlon - whose Father Dougal surely qualifies for a place as one of the 100 greatest TV characters - presents this epic countdown of the results of Channel 4's attempt to identify the 100 ...

When one thinks of the defining TV performances of the past 25 or so years ... spies working both for and against the U.S.

and the enigmatic Hannah Carson (played by Eliza Taylor from The 100), who is more than she seems. "It's always fun to introduce new characters, it refreshes the story and pushes the actors in new ...