Stephen Root to do '24' arc

Actor will play a parole officer in the Fox drama

Stephen Root has joined Fox's "24" for a multiepisode arc.

On the upcoming eighth season of 20th TV's real-time drama, Root will play Ben Prady, an officer of the Department of Corrections looking into a parolee gone missing.

Root, who did an arc on HBO's "True Blood," will next be seen in "The Men Who Stare at Goats."