THE CAST OF RATSTAR ERIC MARTENS, "FELDSPAR" Eric Martens has been interested in improvisation and film production since graduating high school as a teenager. Throughout college he was part of an ensemble cast for the on-going cable access sketch comedy show "Scenes from a Suburban Basement." Working on short film productions with FlashLight Pictures for the past eight years, "Ratstar" is Eric’s first feature-length collaboration.