Ty Olsson is set to join CW’s drama, “Supernatural.” TVLine reports  The “Men in Trees” vet will recur in “Supernatural” which is set to premiere Oct. 3, as Benny, a dark and dangerous vampire who helps Dean escape from purgatory.

In other casting news…

‘Unforgettable,’ CBS’ un-cancelled crime drama, has bumped down three of its series regulars. According to TVLine, Michael Gaston, Daya Vaidya, and Kevin Rankin -Mike, Nina, and Roe- are no longer series regulars. However, Dylan Walsh, Jane Curtin, and Poppy Montgomery are full cast members.

‘Dexter’ Season 7: Watch the First Two Minutes of the Premiere [Video].

EW.com reports, Santiago Cabrera is joining the upcoming season of ‘Dexter.’ The “Heroes” vet will portray Ethan Price in some episodes. Price is described as a “charming investigative writer of true crime books about famous murder cases.”

Paget Brewster will guest-star in a special two-hour season premiere of “Law & Order: SVU.” Brewster who recently starred on CBS’ “Criminal Minds” will guest-star as the head of the DA’s Public Integrity Unit.  Brewster’s character will have the task of handling the case against Captain Cragen.