A man covered in blood burst into a train driver's cab, threatened him and attempted to hijack the train, a week after the Huntingdon train stabbings, Sky News has learned.

The suspect allegedly grabbed the terrified driver's mobile phone, stopped him from escaping and told him people were trying to kill him.

After trying unsuccessfully to calm down his attacker, the driver managed to jump from the empty train and raise the alarm.

The man reportedly stayed on board playing with controls and sounding the horn in an apparent bid to start the engine.

The attempted hijack happened in West London while the train was being driven from London's Paddington station to a depot at Reading.

The Great Western Railway service was stopped at a red signal after reports of a trespasser on the track, w

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