Sir Patrick Stewart has recalled the “horrifying” abuse his mother suffered at the hands of his father. The ‘Star Trek’ legend has opened up about his unhappy home life when he was a child revealing his dad Alfred used to beat his mum Gladys in front of their sons, who would attempt to shield her from the blows. In a new interview for ITV documentary ‘Her Majesty: Behind Closed Doors’ which follows Queen Camilla’s work with domestic violence campaigners and victims, Patrick said: “The war ended in 1945 so I was by the time my father came home, I was six years old, and it was horrifying. “The s…