On the rescue train were a crew of BTF staff—director Kennith Fairbairn, cameraman Robert Paynter and assistant David Watkin—who had been hurriedly assigned by producer Edgar Anstey to travel to Barnard Castle to join the snowplough and a gang of fifty men travelling up the line to free the train.

[4] Like the earlier Elizabethan Express of 1954, the film features a commentary written by Paul le Saux, narrated by Deryck Guyler and Ben Williams.

[3] The film features a soundtrack of library music tracks by Hubert Clifford, Sidney Torch and Charles Williams.

[4] All of the people featured in the film are railway workmen from Darlington, West Auckland and Barnard Castle, as opposed to actors (as was sometimes the case in documentaries of the era).

[6] Although the South Durham and Lancashire Union Railway line over the Pennines was closed completely in 1965, the rescued steam locomotive – BR Standard Class 2 No.