"South Beach" (8 p.m., UPN): In this new drama series, a pair of longtime pals (played by Chris

"South Beach" (8 p.m., UPN): In this new drama series, a pair of longtime pals (played by Chris Johnson and Marcus Coloma) seek to leave their troubles in Brooklyn behind by fleeing to glitzy Miami. However, it isn't long before they find themselves embroiled in problems of the organized crime variety. Vanessa Williams co-stars.
"Beauty and the Geek" (9 p.m., the WB): This engaging social experiment that seeks to form a bond between nerdy, book-smart dudes and gorgeous, air-headed babes, returns for its second season. The series introduces 16 beauties and geeks, who were culled from auditions held all over the country.
"Stunt Junkies" (10 p.m., Discovery): In this new series, the world's best extreme-sports athletes, designers and stunt fabricators execute one amazing stunt after another. Host Jeb Corliss takes viewers backstage to meet the participants and explore the science behind their exploits.