Thrashin' (1986)

Two skateboarding gangs battle each other for supremacy, and a member of one gang falls in love with the sister of his rival.

Director: David Winters

Cast: Josh Brolin, Robert Rusler, Pamela Gidley, Brooke McCarter, Josh Richman, Brett Marx, David Wagner, Chuck McCann, Tony Alva, Mark Munski, Sherilyn Fenn, Gary Goodrich, Rocky Giordani, Steve Whittaker, Per Welinder, Mondo Beck, Christian Hosoi, Jesse Martinez