Irrespective of whether a young child watching a movie can understand it or not, what I'm more concerned about is the sound. I'm afraid it'd be too loud. Of course scaring him is not good.
姑勿論小朋友睇戲睇唔睇得明，我比較關心嘅係音響，怕太大聲，嚇親佢梗係唔好。