24 If you Google bits of the question you'll soon come up with the answer which is a six letter word.
148 The above advice also applys to this question, it really is only a matter of keeping trying with different combinations of elements of the question. This answer I think begins with T.
100 Go through all the films that this actor (you must know who he is if you have got the other three) played a part included in the title of the film. It's that easy, but you do have to put in a little bit of work.