Who played Charlie Blackwood in 'Top Gun'?

Who played Gordie Lachance in 'Stand by Me'? In which film is Maverick a character? Who played Goose in 'Top Gun'? In which film is Goose a character? In which film is Charlie Blackwood a character? Who played Joel Goodson in 'Risky Business'? In which film is Joel Goodson a character? Who played Brian Johnson in 'The Breakfast Club'?