Filthy’s Deli Seaham, located at the former Mill Inn building, will officially open tomorrow (January 30). The opening marks the latest chapter for the former Mill Inn building, which dates back to the 1800s. Filthy's will be opening at the former Mill Inn. “It’s called Filthy’s because the foods sexy, filthy and everything you’d ever want.”Many people on social media have shared their excitement about the opening. I’ve never found anywhere open that early, I’m overjoyed!”Filthy’s Deli Seaham is located on Stockton Road, Seaham, SR7 0HP.