Two people, including an infant, were killed and two others injured in a three-vehicle crash at Oak Beach, south of Port Douglas, on May 22, Queensland Police said. Emergency services were called to the Captain Cook Highway shortly before 4 p.m.

Police said initial investigations indicated that a white Mitsubishi Triton struck a red Mazda MX-5 before colliding with a white MG3 hatchback near the intersection with Reynolds Road. The 25-year-old Mossman woman driving the MG and the infant passenger died at the scene.

A 22-year-old female passenger in the MG was airlifted to Cairns Hospital with life-threatening injuries. The 62-year-old Port Douglas man driving the utility was taken to hospital with non-life-threatening injuries. The occupants of the Mazda, a 54-year-old man and 57-year-old woman from Trinity Beach, were not physically injured.

The Forensic Crash Unit is investigating. Police are seeking witnesses and anyone with relevant dashcam footage to contact Policelink, quoting reference QP2600977779.