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.
Concerns for missing Bertram woman
Concept designs released of Safety Bay Foreshore development
McLaren driver clocked speeding at 259km/h on Forrest Highway
Man found dead inside Orelia home, one in custody
Nominations now open for Mandurah's 2027 Community Citizen of the Year Awards
Romanian national charged after police uncover ATM card skimming across Rockingham, Mandurah
Cooloongup man sentenced for poisoning dog before dumping body in rubbish bin
Bird flu vaccinations begin on little penguins at Penguin Island
Man fined $10k over shocking cruelty towards German Shepherd in Baldivis