What to Watch Monday: Dallas Wraps, The Voice Battles, a Bones Reunion, H50 Prequel and More

DallasOn TV this Monday: The Dallas finale solves J.R.’s murder, Top of the Lake gets to the bottom of its mystery, Defiance is home to new extraterrestrials and Bones hosts a mother-and-child reunion. As a supplement to TVLine’s original features (linked within), here are 10 programs to keep on your radar.

8 pm The Voice (NBC) | As the battle rounds begin, Hillary Scott, Pharrell Williams, Sheryl Crow and Joel Madden help the coaches prepare their product.

8 pm Bones (Fox) | The Jeffersonian team investigates the murder of a broker-by-day/stripper-by-night, while Booth’s mom (played by Joanna Cassidy, Six Feet Under) shows up after a 24-year absence. (Watch a sneak peek of their reunion.) Brandon Barash (General Hospital) also guest-stars.

8 pm Oh Sit! (The CW) | Season 2 premiere: This go-around, the musical chairs competition features new obstacles, water rounds and “slick zones.”

8 pm How I Met Your Mother (CBS) | Lily fears that Marshall will resent her when The Captain offers her a year-long art consulting gig — in Rome.

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9 pm Dallas (TNT) | Double-episode season finale: The answer to the question “Who killed J.R.” is revealed — as is, presumably, the identity of the hat-wearing woman (Pam?!) in Zurich! (Nope, not yet renewed.)

9 pm Defiance (Syfy) | Two-hour series premiere: Set in a post-apocalyptic boomtown of the near future, this series finds Earth trying to adjust to the arrival of seven (!) unique alien races. The cast includes Julie Benz (Dexter), Grant Bowler (Ugly Betty), Jaime Murray (Warehouse 13) and Mia Kirshner (The L Word). See what Benz has to say about the project.

9 pm Top of the Lake (Sundance) | Two-hour miniseries finale: With the birth of Tui’s baby imminent, Robin desperately tries to get to the young girl before someone else does.

9 pm 2 Broke Girls (CBS) | In one of Beth Behrs’ “favorite episodes ever,” Candy Andy (Ryan Hansen) is back, and something may be funky with his Fun Dip when Caroline develops a rash after their night together.

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10 pm Castle (ABC) | Giant footprints at the site of a vicious murder lead Scully and Mulder Beckett and Castle to confront the possibility that Bigfoot is the killer.

10 pm Hawaii Five-0 (CBS) | When McGarrett crosses into North Korea to retrieve the remains of a fallen friend, he recounts his last deadly mission there – thus cuing up a “prequel” to the series’ pilot. Jimmy Buffett and Terry O’Quinn return as Frank Bama and Joe White; Robert Picardo (Star Trek: Voyager) guest-stars.

Hit the comments with your must-see picks from tonight’s lineup!