Casting About: Peter O'Toole Gets His Pope On

Peter O'Toole by Jeff Vespa/WireImage.com
Peter O'Toole, a recent Oscar nominee for his work in
Venus, will play Pope Paul III and thus square off against Jonathan Rhys Meyers' Henry VIII in a VII-episode arc on Showtime's
The Tudors next season.
Also per
Variety, recent
Criminal Minds baddie
Keith Carradine is joining Showtime's
Dexter as a series regular this coming season, playing an FBI agent snooping into a string of murders at the hands of Dex, and also serving as a love interest for Dex's loser of a sister.