Callum Keith Rennie: Cast on 24

Another Battlestar Galactica is set to come aboard 24.

Callum Keith Rennie, who portrayed Leoben Conoy on the beloved sci-fi drama, will be joining his former castmate Katee Sackoff on the eighth season ofthe Fox hit.

Callum, who also enjoyed a recurring role on Californication, will take on the role of Vladimir Laitanan. Exectuive producer Brannon Braga describes the character as a Russian syndicate mobster who debuts around episode six or seven.

Look for Laitanan join forces with 24's other new bad guy, Eastern European mobster Bazhaev, played by Jurgen Prochnow.