Robert Newton: Robert Newton. Actor: Around the World in 80 Days. Robert Newton was one of the great character actors -- and great characters -- of the British cinema, best remembered today for playing Long John Silver in Treasure Island (1950) and its sequel in 1954. His portrayal of Long John Silver and of Blackbeard, the Pirate (1952) created a persona that was so indelible that his vocal intonations created the paradigm...