Famous escapologist (7)
I believe the answer is:
houdini
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">famous escapologist</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for houdini that I've seen before include "one who'd try to escape?" , "Hungarian-born American magician, d. 1926" , "Harry was famous as an escape artist" , "Harry . . . . . . ., famed American escapologist" , "tie-break ace" .)