First thought:  probably Gary Oldman as something… 🤔 

Current thought:  Bette Midler in Hocus Pocus
(the classic, not the travesty sequel which should not exist) 

 creative and good answer so far

pretty iconic role 

 Gary Oldman as Emanuel Jon Baptiste Zorg in The Fifth Element. 

 You're the second to say Gary Old Man. This is a good pull