Detectives from the Caboolture Child Protection Investigation Unit have charged four people following an alleged grievous bodily harm incident that occurred in Dickson Park, Morayfield on September 8.
Police were called around 1.40am to reports a 37-year-old man was located with significant head injuries outside a shopping centre on Morayfield Road.
It is believed the man had been walking through Dickson Park with his bicycle prior to the incident.
He was approached and seriously assaulted by up to five people.
The 37-year-old Morayfield man was transported to the Royal Brisbane and Women's Hospital with significant head and facial injuries, where he remains in a serious condition.
A 19-year-old North Lakes woman and a 19-year-old Morayfield man have both been charged with one count of grievous bodily harm. They will reappear in the Caboolture Magistrates Court on November 5.
A 20-year-old Morayfield man has been charged with three counts of grievous bodily harm and will appear at the Cabooluture Magistrates Court on October 9.
A 19-year-old Caboolture woman has been charged with one count of grievous bodily harm and will appear in the Caboolture Magistrates Court on October 9
Investigation are ongoing.
If you have information for police, contact Policelink by providing information using the online suspicious activity form 24hrs per day at www.police.qld.gov.au/reporting.
Report crime information anonymously via Crime Stoppers. Call 1800 333 000 or report online at www.crimestoppersqld.com.au.