Nick Carter's little brother is set to dance with national champion ballroom dancer Karina Smirnoff.
Olympic champion Coughlin joins up with Mazo, who won season one with Kelly Monaco.
Martial artist and actor Dacascos hooks up with spitfire Schwimmer, a former SYTYCDer.
Ballroom babe Burke hooks up with former House majority leader Tom "the Hammer" DeLay.
R&B star Gray is set to dance with Roberts, who will be appearing on his seventh season of DWTS.
Ashley Hamilton, son of George Hamilton and ex-husband of Shannen Doherty, joins Edyta Sliwinska, the only pro dancer to appear on all nine seasons of DTWS.
Sabrina the Teenage Witch star and mom of two Hart hooks up with pro Ballas, who first appeared on DWTS in season five.
Former SYTYCD standout Hightower and snowboarder Vito are already thick as thieves, popping up together at the Nylon magazine TV issue party before the DWTS season premiere.
Former Sports Illustrated swimsuit issue cover girl Ireland will dance with DWTS veteran Dovolani.
Kym, who first appeared on the U.S. DWTS in season three, dances with Donny Osmond, following in his little sister Marie's season-five footsteps.
Former Dallas Cowboys wide receiver Michael Irvin, nicknamed "the Playmaker" during his football days, joins professional dancer Demidova.
Liddell is famous for his mohawk and for popularizing mixed martial arts through his UFC fights. Professional dancer Trebunskaya has appeared on DWTS since season two.
Polish-born model Krupa once dated Supernatural star Jensen Ackles. Professional dancer Hough won season seven with partner Brooke Burke.
Entourage star and friend of Madonna, Mazar is set to dance with ballroom bad boy Chmerkovskiy.
Single-named Lady Marmalade singer Mya joins up with former SYTYCD contestant Dmitry Chaplin.
The littlest Osbourne is in good hands with Dutch ballroom champ and choreographer van Amstel.
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