<P> Season ten of the reality competition television series America's Got Talent was the 10th annual installment of the series and premiered on May 26, 2015 . It concluded on September 16, 2015 . Nick Cannon returned as host for his seventh season . Howie Mandel returned for his sixth season as a judge, and Howard Stern returned for his fourth and final season . Mel B and Heidi Klum both returned for their third seasons on the judging panel . </P> <P> On July 29, the show aired a special two - hour tenth anniversary retrospective episode . The series returned to Radio City Music Hall in New York for the live shows, which began on Tuesday, August 11, 2015 . </P> <P> Dunkin' Donuts replaced Snapple as sponsor of the show after three seasons . Four guest judges were invited to judge during the judge's cuts round: actor Neil Patrick Harris, singer Michael Bublé, actor Marlon Wayans and former judge Piers Morgan . This was the first season to have an all - male finale and the first where at least four magicians competed in the finals . Ventriloquist Paul Zerdin was voted the winner for the season on September 16, 2015 . Comedian Drew Lynch was the runner - up, and magician Oz Pearlman came in at third place . Piff the Magic Dragon was named the most memorable act this season, or the fan favorite . </P> <P> Among the changes for the season are more extreme acts, an enhanced Golden Buzzer, and new elements in the boot camp round . The live shows began on Tuesday, August 11 and the later rounds returned to Radio City Music Hall . </P>

Who won america's got talent in 2015