Ncuti Gatwa's "Sex Education" role (4)
I believe the answer is:
eric
'ncuti gatwa's sex education role' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for eric that I've seen before include "..... the Red was Norwegian 10th Century exployer" , "---- Roberts, actor brother of Julia" , "Ancient blood-money; Ernie's partner" , "Cantona or Clapton?" , "---- Cantona, Manchester Utd favourite of the 1990s" .)