Class 9M4 was a class that Danny Pink taught maths in at Coal Hill School. Clara Oswald reminded him that they were waiting to get him away from the caretaker, "John Smith". (TV: The Caretaker)
Class 9M4 was a class that Danny Pink taught maths in at Coal Hill School. Clara Oswald reminded him that they were waiting to get him away from the caretaker, "John Smith". (TV: The Caretaker)