Bunbury police are calling for two people who helped at an incident where a man was found dead in a park overnight to contact them.
Paramedics were called to the Withers park behind the library at the corner of Hudson and Minninup Roads about 7pm.
A man had been found unresponsive.
The man was taken to Bunbury Hospital, however he was unable to be revived and died.
His death is not being treated as suspicious.
Police want to speak to two men who helped paramedics at the scene.
One of those men – described as dark-skinned and in his mid 20s – helped direct the paramedics to where the unresponsive man was.
The second man – described as fair-skinned and in his 50s – was at the scene providing emergency first aid to the man.
The men are asked to contact Bunbury police on 9722 2111 or via Crime Stoppers on 1800 333 000.