Police are appealing for witnesses to an unprovoked assault in Bognor Regis on Friday, August 20.
A 53-year-old local man reported being approached by an unknown man inside Tao Bar in High Street, between 11pm and 11.15pm.
He was verbally abused before being headbutted, causing facial injuries.
His attacker then left the scene before anyone was aware of the incident.
The suspect is described as a white, aged in his late 20s to early 30s, slim and wearing a baseball cap over a shaved head.
The incident was captured on the bar’s CCTV and police are appealing for anybody who recognises the suspect in the footage, or witnessed the assault to report it online or call 101, quoting serial 1449 of 21/08.
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