From Wikipedia, the free encyclopedia Brendan Ryan Barrett (born August 5, 1986) is an American actor and acting coach. Barrett was born in Roseville, California. He grew up in Folsom, California, with his veterinarian parents and his sister, Caitlin Barrett. He is perhaps best known as the voice of Casper the Friendly Ghost in Casper's Haunted Christmas and as Chris Carson in the 1997 film Casper: A Spirited Beginning. Brendan graduated from Folsom High School in 2005. Barrett decided to withdraw from the fortune and fame of Hollywood at th…