Meryl of film (6)
I believe the answer is:
streep
'meryl of film' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for streep that I've seen before include "See 22" , "Meryl --, Oscar winner" , "See 4 Down" , "[Thespian]" , "Meryl - - (films)" .)