Movie Poster Dick Tracy Meets Gruesome 1947 colour lithograph, 77 x 33 cm. Linen-backed. 'Starring Boris Karloff, Ralph Byrd..... Suitable for adults only. Distributed by Rko Radio Pictures (A'sia) Pty Ltd. Simmons Ltd Litho. Sydney.' William Henry Pratt was born in 1887, in Camberwell, England, the son of Edward John Pratt Jr., the Deputy Commissioner of Customs Salt and Opium, Northern Division, Indian Salt Revenue Service, and his third wife, Eliza Sarah Millard. He was educated at London University in anticipation that he would pursue a diplomatic career; however, he emigrated to Canada in 1909 and joined a touring company based in Ontario and adopted the stage name of 'Boris Karloff.'