Aaron Himelstein (born 1986 in Buffalo Grove, Illinois) is an American actor who is best known for playing a younger version of Austin Powers in Austin Powers in Goldmember and Friedman, Luke Girardi's best friend, in Joan of Arcadia. He also wrote, directed and edited the short film, Sugar Mountain.
He has made guest appearances in numerous different series such as Cupid, Boston Public, North Shore and House and appeared in the film High Fidelity.
He is also a close friend of Joan of Arcadia stars Michael Welch and Chris Marquette. He and Welch had known each other for several years but they did not become good friends until the series began in 2003. 
Austin Powers in Goldmember, released in 2002, is the third film of the Austin Powers series starring Mike Myers in the title role. The movie was directed by Jay Roach, and co-written by Mike Myers and Michael McCullers. Myers also plays the roles of Dr. Evil, Goldmember and Fat Bastard. The movie co-stars Beyoncé Knowles, Robert Wagner, Seth Green, Michael York, Verne Troyer, Michael Caine and Fred Savage. There are a number of cameo appearances including Britney Spears, Quincy Jones, Katie Couric, Nathan Lane and The Osbournes.In a self-parody of the Austin Powers series, there is a film within the film. Austin Powers is featured in a bio-pic called Austinpussy directed by Steven Spielberg and starring Tom Cruise as Austin Powers, Gwyneth Paltrow as Dixie Normous, Kevin Spacey as Dr. Evil, Danny DeVito as Mini-Me, and John Travolta as Goldmember.Goldmember is a loose parody of the James Bond movies Goldfinger and You Only Live Twice also incorporating elements of the The Spy Who..., http://www.imdb.com/title/tt0295178