Panicking Tube passengers ‘turned to desperate measures’ on Northern line train as it filled with smoke [Video]

The full extent of the panic experienced by hundreds of “desperate” Tube passengers when a Northern line train began to fill with smoke has been revealed by an official investigation.

The incident happened at Clapham Common station just before 5.45pm on Sunday, May 5 last year – the weekend of the King’s coronation.

A report by the Rail Accident Investigation Branch published on Wednesday told how passengers “turned to desperate measures” to save themselves from what they thought was a potentially deadly fire.

They could be heard “expressing an immediate fear for their safety and calling to passengers on the platform to break the train’s bodyside windows”.

It said they had to wait for four-and-a-half minutes inside the train before station staff began to help.

The train driver did not immediately communicate with passengers on the train intercom – while staff at the Northern line control centre in Highgate could …