While Jessica hears Jocelyn's confession, a sketch of a ballerina on the wall who's hands are clasped together can be seen, but the arms are on backwards. It could be argued that the torso is also backwards.
When Jessica leaves the train station, she gets in Trish's car. Some lightning equipment is seen reflected in the car's windows.
When Jessica is checking the times of connecting trains at the railway station, the uniform of the railway clerk clearly displays the letters "LNER". It suggests that the uniform is actually that of an employee of the London and North East Railway, in Great Britain.