Character mistake: At the poker game when Stella and Blanche come back from their movie, Stella is near the wall with her back towards Marlon Brando. As she says her line "how much longer is this game going to continue?", you notice Marlon Brando also says that line to himself as if he memorized the screenplay.he responds "Until we get ready to quit" and slaps her butt. (00:31:15)
Character mistake: Breaking the news of war to the Sayers, Allnut tells them that the war is involving smaller nations like "Austria, Hungary, Belgium, Spain." Spain was not amongst the participants of WW1. (00:10:00)