"I got the tweet at the same time as all of you and was just as surprised. Nevertheless, I heed the call," said Gibson in a statement.

The president-elect announced on his social media site this week that the three actors would be his eyes and ears to the movie making town.

President-elect Donald Trump wants to make Hollywood "bigger, better and stronger" and has cast Mel Gibson, Jon Voight and Sylvester Stallone as stars of what he is calling his "Special Ambassadors to a great but very troubled place, Hollywood, California."