Police are investigating after a man showed a fellow passenger a gun on a train towards Barking.

The incident happened between 11.13pm and 11.48pm on Tuesday, April 17, between Laindon and Barking.

It is unknown whether the weapon, which looked like a handgun, was real or an imitation.

Officers have released an image of a man they would like to speak to in connection with the incident.

Drinking from a vodka bottle, he left the c2c train at Barking before boarding the District line.

Anyone who recognises the man or has any other information about this incident, please text 61016 or call 0800 40 50 40 quoting 327 of April 20, 2018.