Photos: British kid, Isa Dare known as 'Junior Jihadi' blows up three prisoners in new grisly video released by ISIS

British boy believed to be aged four and nicknamed 'Junior Jihadi' has been filmed blowing up three prisoners in the latest grisly execution video released by the Islamic States.

In exploitative footage that is shocking even by Isil’s standards, Isa Dare, whose mum, Grace Khadija Dare is a convert to Islam who has sworn allegiance to the jihadist group, is seen pressing a button on what appears to be a remote control device seconds before a car containing four alleged “spies” goes up in a ball of flames.

Wearing a black Isil headband and military-style fatigues, the boy announced to the camera beforehand that “we are going to kill the kuffars (non-believers) over there”. He is then seen standing beside the car’s burnt-out remains, triumphantly punching the air and shouting: "All

The men inside the car, wearing handcuffs and orange jumpsuits, confessed their crimes to the camera and appear resigned to their fates before the vehicle explodes