Francois Arnaud has joined Showtime's upcoming series, The Borgias, according to The Hollywood Reporter.

The period drama stars Jeremy Irons as Rodrigo Borgia, the patriarch of the corrupt, Renaissance-era Italian noble family. Arnaud will play Cesare, one of Borgia's sons.

Jeremy Irons will headline Tudors replacement series

Developed to replace the departing Tudors, The Borgias is scheduled to premiere in 2011.