Police have released CCTV images of a man that robbed a number of travel agents in South Gloucestershire at knifepoint.

Three separate incidents took place including in travel agents in Thornbury High Street on October 22, Kingswood on June 7 and Downend on October 25.

Police have said: "We’re releasing CCTV images of a man we need the public’s help to identify as part of an investigation into a series of knifepoint robberies.

"Three robberies have taken place at travel agents in the South Gloucestershire area in the past few months which we’re treating as linked.

"The robberies happened at stores on: Regent Street, Kingswood at 2.15pm on 7 June, High Street, Thornbury at 5pm on 22 October and Downend Road, Downend at 3.15pm on 25 October.

"In all three incidents a man, who covered his face, threatened staff with a small knife before making off with cash.

"In the Downend incident, the offender made off across some allotments before riding a bicycle through the Oldbury Court area.

"We’d like to speak to the man in the image as we think he may have information which could assist our inquiry.

"Anyone who recognises the man is asked to call 101 and provide the call handler with the reference 5219247579."