Arnie spotted on 'Terminator' set

Arnold Schwarzenegger has been photographed on the set of Terminator Salvation, leading to speculation that he may cameo in the upcoming sci-fi sequel.

Video footage of the Governor of California showing him and wife Maria Shriver chatting to the film's star Christian Bale recently surfaced online.

Austrian actor Roland Kickinger has been cast as Schwarzenegger's T-800 character in the McG-directed action movie.

Terminator Salvation opens in cinemas on May 22, 2009.