Exes marked the spot on Castle last night, as Meredith returned to Rick's life and created a bit of tension between this adorable ABC couple.

Looking ahead, murder will be on the playlist next Monday evening when a DJ is killed at a pop star's album release party on the episode "Under the Influence."

Look for Taylor Cole to guest star as this singer and for Esposito to take on a different role than usual when he gets close to a troubled young man. Watch the official network teaser now and prepare for another fun new installment of this TV Fanatic favorite:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.