 DIRTRADE(John Landis ): [filmmakers] Appearances by directors  Martha Coolidge (qv), Joe Dante (I) (qv), Arthur Hiller (qv),  George Lucas (qv), Peter Medak (qv), Barbet Schroeder (qv),  George Schaefer (I) (qv) and John Singleton (I) (qv) and  filmmaker Ray Harryhausen (qv).