Director DeMille (5)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">director demille</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for cecil that I've seen before include ". . . . . Rhodes, . . . . . B. de Mille" , "Man's name" , "Messrs Rhodes and de Mille" , "Rhodes of Rhodesia" , "Marquis of Salisbury family name" .)