Benenden manhunt: Armed police board Gillingham train
5 February 2016 Last updated at 13:35 GMT
Armed police boarded a train at Gillingham station following the suspicious death of a woman in west Kent.
Footage captured by a passenger shows officers walking up and down the carriage during a manhunt at about 21:00 GMT Thursday.
One passenger is filmed demanding to get off the train so "he can breathe".
The officers were trying to trace a man in connection with the death of a woman at an address in Benenden earlier in the day.
Footage courtesy of SWNS.