The police on Wednesday arrested Anand Mundoyil, 28, of Assam in connection with the Poochakkal accident.
Six people, including four Plus Two students, were injured when a car driven by Anand knocked them down on Tuesday. The Poochakkal police said the driver and co-passenger Manoj were in an inebriated condition at the time of the accident.
The police said the accused did not possess a valid licence to drive the vehicle.
The accused was booked under Section 308 (attempt to commit culpable homicide) of the Indian Penal Code and 185 (driving by a drunk person or by a person under the influence of drugs) of the Motor Vehicles Act. The police added that Manoj, who is recuperating at a hospital following the accident, would be arrested as the car belonged to him.
The accident happened near Palliveli Junction on Poochakkal-Thaliyaparampu Road around 2.20 p.m.
The car first hit a motorbike on which Aneesh, 36, and his three-year-old son Vedav were travelling. It then hit students, Anagha, Chandana and Saghi and Archana.