Factual error: During the launderette scene, cars from the 1970's can be seen through the window driving along the road outside.
Factual error: Shortly after buying the van, the group call at a guest house and the Zombies song "She's Not There" is playing on the radio. This was not issued until 1964. This scene is set around the time of president Kennedy's assassination in 1963.
Factual error: When Mike is in the car lot buying the group's van, it is set in November 1963, around the time President Kennedy was shot. In the background, we can see a green Ford lorry that is a 1965 model.