Kurtwood Smith ("That 70s Show") Guest Stars as FBI Agent Cooper,

The Ghost Aiding Allison in Her Investigation

"A Necessary Evil" - Allison is visited again by the ghost of FBI Agent Cooper, who helps her investigate who the real killer is in a series of questionable murders, but she starts to question Cooper's motives and wonders if she can trust his advice, on MEDIUM, Tuesday, Aug. 11 (10:00-11:00 PM, ET/PT) on the CBS Television Network.  

SERIES REGULARS:

Allison Dubois........................ Patricia Arquette

Joe Dubois.................................... Jake Weber

District Attorney Devalos........ Miguel Sandoval

Ariel Dubois............................ Sofia Vassilieva

Bridgette Dubois............................ Maria Lark

Detective Lee Scanlon.................. David Cubitt

Marie Dubois........ Madison/Miranda Carabello

GUEST CAST:

Russell Burgess................... David Warshofsky

Gavin Coley................................. Cody Longo

Zoey Lehman......................... Vanessa Lengies

Ashley.............................. Annamarie Kenoyer

Mr. Walsh............................... Matt Kaminsky

Mr. Donlin.................................... Jim Cantafio

Sarah Donlin............................... Marki Meyer

WRITTEN BY: Matt Witten

DIRECTED BY: Vincent Misiano

GENRE:  DRAMA, MYSTERY, PARANORMAL

RATING:  To Be Announced

On the Web: http://www.cbs.com/primetime/medium

Photo is available on http://www.cbspressexpress.com/