GWR 4900 Class 5972 Olton Hall

Its last shed allocation was to Cardiff East Dock, before it was withdrawn in December 1963, and sold to Woodham Brothers, Barry for scrap in May 1964.

[1][2] Woodham Brothers sold the locomotive to David Smith and it moved to Horbury railway works in Wakefield in May 1981.

[5] In the Harry Potter films, the locomotive is depicted pulling the Hogwarts Express, a fictional train, made up of four (later five) British Rail Mark 1 carriages.

It retained its GWR number of 5972, but with alternative nameplates fitted, naming the engine Hogwarts Castle.

Studio Tour London - The Making of Harry Potter, near Watford,[12][13] and will be displayed there until Warner Bros' lease on the locomotive from West Coast Railways expires.

Just before its boiler and mainline certificate's expired, on 7 June & 12 July 2014, it worked two final Wizards Express rail tours from Manchester to York with 5972 working the trains between Carnforth and York in both directions (as far as Hellifield on the return leg of June's trip).

The model is also available decorated as Hogwarts Castle, as part of their Harry Potter film tie-in range.

In 2015 Hornby introduced an all-new model of Olton Hall as part of their "Railroad" range, originally announced in 2012.

In 2022, Lego announced a detailed brick-built model of the train as it appears in the Harry Potter films.