None

A man gets impaled in the back with a pipe showing through his chest.

A lot of people drown.

only a few minor profanities like crap. There are 2 s-words.

A man drinks alcohol from a bottle.

A man smokes a cigarette in a no smoking area.

the whole movie is about a flood and about people trying to escape. It can get pretty intense and a bit suspenseful. Some people may consider this frightening.

At the the beginning of the film, a woman is being trapped inside her house as the flood rages. She trying to call for help.

The whole London is flooded.

etc.