It happened between midnight and 12.05am on 18 August 2020 and involved a man allegedly shouting homophobic language at another person within the restaurant.
Officers are asking members of the public to get in touch if they recognise the person in the image as they believe they will have information that will help the investigation.
Anyone with any information is asked to contact North Yorkshire Police on 101, select option 2 and ask for Philip Gobby. Or email [email protected].
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