Courtney Gains: Courtney Gains. Actor: Faster. Courtney Gains first achieved success during the 1980s with a variety of roles in films such Children of the Corn (1984), Back to the Future (1985), Can't Buy Me Love (1987), Colors (1988), The 'Burbs (1989), and Memphis Belle (1990). His most recent credits include L.A.Noir ,Faster, Grand Theft Auto ; Los Santos Drug Wars, The Wrath of Becky , Charming the Hearts of Men and...