An appeal for witnesses has been issued by police after a serious collision in the Ilminster area.
Police were called to the collision between a Vauxhall Astra, containing one person and a Vauxhall Corsa containing five people, at about 10.40pm on Saturday October 6 on the B3168 at Bay Hill near Dillington.
The police helicopter and an air sea rescue helicopter attended to assist with the six casualties.
Police closed the road to allow a detailed examination of the scene.
The road was re-opened shortly before 6am on Sunday.
The woman driver of the Astra - the sole occupant - was taken to Frenchay Hospital with a serious head injury and remains in a stable condition.
The driver of the Corsa, a woman, was taken to Derriford Hospital in Plymouth with multiple life-threatening injuries and remains in a critical condition.
The passenger, a man, was taken to Musgrove Park Hospital with non life-threatening chest injuries.
Two 15-year-old boys who were travelling in the rear of the car were taken to Frenchay and Yeovil District hospitals. Their condition is not reported to be life threatening.
A six-month-old baby who was also travelling in the Corsa was released after receiving medical treatment.
An appeal for witnesses has been issued by the police's collision investigation unit.
Anyone who was in the area at the time of the incident is asked to contact the CIU on on the force number 101.