What to Watch Monday: Dancing All-Stars, HIMYM and 5 Other Premieres, the L.A. Complex Finale

On TV this Monday: You’ve got a plethora of premieres to choose from as How I Met Your Mother, Mike & Molly, 2 Broke Girls, Hawaii Five-0 and Castle kick off new seasons, Dancing With the Stars: All-Stars gets underway and a new CBS comedy from the Will & Grace guys redefines the term Partners. We hope your DVR spent the summer training, because tonight kicks off a week of heavy lifting. As a supplement to TVLine’s original features (always linked within), here are nine programs to keep on your radar.

RELATED | Fall TV Spoiler Spectacular: Get the Scoop on 47 Returning Shows

8 pm Dancing With the Stars: All-Stars (ABC) | Season premiere: Former contestants – including The Bachelor’s Melissa Rycroft, *NSYNC’s Joey Fatone, race-car driver Helio Castroneves, former NFL-er Emmitt Smith, General Hospital’s Kelly Monaco and speed skater Apolo Anton Ohno — return to see who’s the best of the high-stepping best.

8 pm Bones (Fox) | Remember how last week Booth didn’t seem all that perturbed about Brennan’s three-month absence? Well, the back-from-being-on-the-lam honeymoon’s over. Melissa Claire Egan (The Young and The Restless, All My Children) guest-stars.

8 pm The L.A. Complex (The CW) | Back-to-back final episodes: First, Abby’s consumed with panic after making a very impulsive move with Gray. Then, in the Season 2 finale at 9 pm, Connor’s horrifyingly uncomfortable moment with Charlotte pushes him to seek comfort in Scienetics, and Abby makes a decision that changes her life.

8 pm How I Met Your Mother (CBS) | Season 8 premiere: Ted tries to alleviate Robin’s wedding-day anxiety by telling her about the time he left Victoria’s jilted fiancé a note before running away with her. (Get a sneak peek here!)

8:30 pm Partners (CBS) | Series premiere: When Joe can’t decide whether or not to propose to his girlfriend, his lifelong pal Louis (who’s gay) does more harm than good by trying to help. David Krumholtz (Numb3rs), Michael Urie (Ugly Betty), Sophia Bush (One Tree Hill) and Brandon Routh (Chuck) star.

PREVIEW | Exclusive Mob Doctor Video: Zach Gilford’s Brett Meets Grace’s Family — But Where’s Grace?

9 pm 2 Broke Girls (CBS) | Season 2 premiere: Max and Caroline visit Caroline’s dad (Wings‘ Steven Weber) in prison, where he encourages them to obtain a particular keepsake at the Channing estate auction. (Beth Behrs previews the new, naughtier season.)

9:30 pm Mike & Molly (CBS) | Season 3 premiere: After the newlyweds return from their Paris honeymoon, Mike’s inspired to become more cosmopolitan and Molly’s worried about how Carl, Victoria, Joyce and the rest fared without them.

PREVIEW | Revolution Boss on ‘Gripping, Harrowing’ Post-Blackout Flashbacks, Says ‘Magic’ Is at Hand

10 pm Hawaii Five-0 (CBS) | Season 3 premiere: The team is determined to track down Wo Fat and Delano for killing an important member of their family, while guest star Christine Lahti makes her debut as McGarrett’s presumed-dead mother Doris aka “Shelburne.” (Get scoop!)

10 pm Castle (ABC) | Season 5 premiere: It’s Beckett and Castle’s morning after, but there’s also a “schism in the Force” for Ryan and Esposito. Click here to get scoop on what goes down in the premiere (including a fatal explosion!), check out photos from the episode and then see what star Stana Katic has to say about what’s coming up.

Which of the above is must-see for you? Also, hit Comments to offer your own tune-in suggestions.