Detectives have identified a third person of interest in relation to the homicide investigation of a 22-year-old man last week.
Trent Edward Dyhrberg (pictured below left), 33, is described as Caucasian, 182cm tall, muscular build and has brown hair and brown eyes.
Police also continue to search for 32-year-old Nathan John Caulfield (pictured below right) who is described as Caucasian, around 180cm tall who was last seen wearing a dark shirt and long tracksuit pants.
Detectives believe Nathan may be armed and was last seen travelling in a silver Ford Falcon utility with Queensland registration 268 ZOW (pictured below).
Anyone who sees the men, or the vehicle pictured is asked not to approach and to contact police immediately.
Investigations have led to the arrest of a 19-year-old man who was charged with one count of murder and one count of attempted robbery. He is due to appear in Gympie Magistrates Court today (March 17).