Alan Cumming finished Avengers: Doomsday without understanding plot

Alan Cumming says he wrapped Marvel's Avengers: Doomsday still unclear on the story, telling SiriusXM Hits 1 "To be honest, I don't fully understand the plot." as reported by Variety. Marvel withheld the full screenplay, he said, as reported by Variety. It opens in theatres Dec. 18, as reported by Variety.