Two cars collided just after 22:00 BST on Thursday in London Road, Sittingbourne, Kent.
A male passenger in one the cars died at the scene, police said.
Another person in the car had to be freed by emergency crews using hydraulic equipment.
Ken Police is appealing for witnesses.
Work is ongoing to repair a power cable damaged during the collision.
A man has died in a car crash that saw three other people injured and a vehicle end up in a garden.