Nicholas Brendon: Nicholas Brendon. Actor: Buffy the Vampire Slayer. Nicholas Brendon was born three minutes after his identical twin brother, actor Kelly Donovan on April 12, 1971 in Los Angeles, California. He attended Chatsworth High School, where he struggled with stuttering but was also a starter on the baseball team. He had dreams of playing for the L.A. Dodgers, but had to pursue other options when he hurt his arm about a...