Continuity mistake: When Cooper draws on the board and talks about landing on water, his drawing changes between shots. (01:04:25)
Continuity mistake: When the mother sees her dead son, she is behind the Sergeant. As the shot changes, she is holding on to the Sergeant and starts running to her son. (00:44:30)
Continuity mistake: During the whole conversation with Richard at the hotel bar, Olivia's handbag changes position multiple times between shots. (00:06:30 - 00:09:40)