Not to be confused with another actor with similar name, William T. Carleton, 1859-1930.William P. Carleton (October 3, 1872, London - April 6, 1947, Hollywood, California) was a silent film actor, sometimes billed as William Carleton Jr., who appeared in 40 films between 1919 and 1944. He was a distant cousin of Sir Guy Standing and other Standing acting family members.