Not enough Roach in the trailer. Photo: Netflix On October 30, the day Liam Hemsworth dons the white-blond wig and yellow contact lenses that make him Geralt of Rivia on Netflix’s The Witcher , it will have been three years and a day since once-Geralt Henry Cavill stepped down from the role. “As with the greatest of literary characters, I pass the torch with reverence for the time spent embodying Geralt and enthusiasm to see Liam’s take on this most fascinating and nuanced of men,” Cavill wrote