Every year on the anniversary of the crash, the train supposedly returns to pick up unsuspecting passengers and take them to "the spirit world".
Grandpa Phil tells Arnold and Gerald the urban legend of , a train that derailed after its engineer went mad. [S1E8] The List/Haunted Train
This is often cited by fans as one of the spookiest episodes of the series, especially during the scene where the train doors open to a fiery "hell" (actually just the steel mill furnace). Haunted Train (phantom) - Hey Arnold Wiki Every year on the anniversary of the crash,