Police are investigating the circumstances that led to the death of a man at St Bartholomew's House in East Perth.
At around 4:50pm yesterday the body of a 55-year-old man was found inside a residence at the short term accommodation service.
Homicide Squad investigators would like to speak to a man who was seen in the area at the time.
They believe he may be able to assist with their inquiries.
Anyone with information regarding the incident, or who can identify the man pictured should contact Crime Stoppers on 1800 333 000 or make an online report.
Picture: WA Police.