Castle season 3 episode 13 (s03e13) got title recently as Knockdown. The episode will make the story related to the old wounds, as Castle and Beckett look into the murder of the lead police detective on Beckett’s mother’s homicide case. They remain a great couple who I think is very great. In the main cast list, the producer who till now I still don’t know what name, has brought the new one guest star who will appear in this episode, Max Martini. He will plays alongside with others familiar cast like Susan Sullivan, Molly C. Quinn, Ruben Santiago-Hudson, and Tamala Jones.

More complete synopsis and spoilers here: Old wounds are reopened as the retired lead police detective on Beckett’s mother’s homicide case contacts her with new info, then again is gunned down right in front of Beckett before he could tell her what he cognizes. The investigation into his death goes back to a decades-old conspiracy that may hold the answer to who was behind Beckett’s mother murder and why. With the adventures and emotions running high, Castle and Beckett take their partnership to the next level. Take a look to watch promo below.

It’s must be patient to begin watch Castle s03e13 Knockdown online stream video below. The full length video gonna available after its airdate on ABC channel, January 24, 2011 at 10:00pm night time. You probably will be able to watch via zshare, megavideo, download, or others link.