SYDNEY'S LIFE IS PLACED IN DANGER WHEN GORDON DEAN DISCOVERS THAT RACHEL IS STILL ALIVE, AND SLOANE WAITS FOR THE OUTCOME OF HIS SENTENCING, ON ABC'S "ALIAS"

Amy Acker ("Angel") Guest Stars

"Mockingbird" - Sydney's life hangs in the balance when Gordon Dean discovers that Rachel -- aka Mockingbird -- is still alive. Meanwhile, Sloane awaits the outcome of his sentencing. Amy Acker ("Angel") guest stars, on "Alias," THURSDAY, OCTOBER 20 (8:00-9:00 p.m., ET), on the ABC Television Network.

"Alias" stars Jennifer Garner as Sydney Bristow, Victor Garber as Jack Bristow, Ron Rifkin as Arvin Sloane, Carl Lumbly as Marcus Dixon, Kevin Weisman as Marshall Flinkman, Balthazar Getty as Thomas Grace, Rachel Nichols as Rachel Gibson and Ilodie Bouchez as Renie Rienne.

Guest starring are Tyrees Allen as Gordon Dean, Joel Bissonnette as Keach, Benjamine Mouton as Croupier, Christopher Fairbanks as pit boss, Stephen Spinella as Harkin, Amy Acker as Kelly Peyton, David Pressman as Walsh and Rowena King as Pierpont.

"Mockingbird" was written by Drew Goddard and directed by Frederick E.O. Toye.

"Alias" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1-channel surround sound and Spanish subtitles via secondary closed captioning.

A TV parental guideline will be assigned closer to airdate.