Police have been investigating an alleged assault which occurred at approximately 2.50am on Sunday 11 May 2014, on the stairs of the Observatory Night Club.

Police would particularly like to speak with the man pictured as they believe he may be able to assist with their enquiries.

The man, or anyone knowing his identity, is asked to contact Hobart CIB on 0361732614 or through Crime Stoppers on 1300 333 000.