instruction:
Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
question:
Who played the title role the ITV series Ivanhoe, first broadcast in 1958?
answer:
roger moore


question:
June 2, 1886 saw which US President, the 22nd (and 24th), marry Frances Folsom in the White House, the only president who actually got married at the White House?
answer:
grover cleveland


question:
Who played John Shaft in the 2000 film version of 'Shaft'?
answer:

samuel l. jackson