This clue uses an anagram - look for an anagram indicator and letters to rearrange
This is an anagram - find the indicator and the letters to rearrange
Answer: TEFLON | Definition: 'Film panned' | Wordplay: A charade of TEFL, an anagram (‘liberal’) of ‘left’; plus ON (‘now showing’). ‘Panned’ from the use of TEFLON in non-stick pans.