CASTLE & BECKETT WORK TO SOLVE THE MURDER OF A YOUNG STARLET ON A "REAL HOUSEWIVES"-ESQUE REALITY SHOW, WHILE OFF THE CASE THEIR FIRST VALENTINE'S DAY TOGETHER APPROACHES, ON ABC'S "CASTLE"

Gina Torres, Gail O'Grady, Lachlan Buchanan and Heather Ann Davis Guest Star

"Reality Star Struck" - Castle & Beckett get an up-close-and-personal view of a "Real Housewives"-esque reality TV series, "The Wives of Wall Street," when they investigate the murder of the show's rising young star. Meanwhile, Castle's attempt to give Beckett a Valentine's Day gift goes horribly wrong, on "Castle," SUNDAY, AUGUST 4 (10:00-11:00 p.m., ET) on ABC. Gina Torres ("Suits," "Firefly"), Gail O'Grady ("Drop Dead Diva," "Desperate Housewives"), Lachlan Buchanan ("Pretty Little Liars") and Heather Ann Davis ("The Lake") guest star. (Rebroadcast. OAD: 2/11/13)

"Castle" stars Nathan Fillion as Richard Castle, Stana Katic as NYPD Detective Kate Beckett, Susan Sullivan as Martha Rodgers, Molly Quinn as Alexis Castle, Penny Johnson Jerald as NYPD Captain Victoria Gates, Tamala Jones as Medical Examiner Lanie Parish, Jon Huertas as NYPD Detective Javier Esposito, and Seamus Dever as NYPD Detective Kevin Ryan.

Guest Cast: Gina Torres as Samantha Foster, Gail O'Grady as Margo Cowan, Lachlan Buchanan as Stone Gower, Heather Ann Davis as Ashley Robinson.

"Reality Star Struck" was written by David Grae and directed by Larry Shaw.

"Castle" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1 channel surround sound. This program carries a TV-PG,D,L,S parental guideline.

For more information on "Castle," visit ABC.com