
The dog stabs her in the leg she shoots it again and it falls to the ground. As the dog investigates the noise, Bella shoots it. However, the car will not start, so she turns on the radio and hides. As the dog approaches, Bella leaps out and throws paint over its visual sensor, then throws the paint can to the corner of the room to distract it and hurries to the car. When the sun rises, the dog recharges and gains access to the compound. She finds a compound and breaks in.īella takes car keys and a shotgun from two rotting corpses in the bedroom. When the dog no longer responds, Bella climbs down. Bella drains it of power by repeatedly throwing sweets at it, causing it to power up and down. The dog's forelimb was damaged in the car wreck, so it cannot climb the tree, and instead powers down and waits. Bella is chased by the dog into a forest, climbing a nearby tree. Over her walkie-talkie, she asks someone to pass a message to her loved ones in case she is killed. It eventually enters her car, but she sends the car off a cliff and escapes.īella uses pliers to extract the tracker embedded in her leg. The dog jumps into the van, kills Clarke and pursues Bella. Bella flees without the box to her car, with Clarke following in the van. The dog sprays Bella and Anthony with shrapnel that contains trackers, then climbs down and shoots Anthony dead. They find the box they are looking for, but behind it is a four-legged robotic guard-a "dog". While Clarke hot-wires a van, Bella and Anthony break into the warehouse. In a desolate landscape, Bella ( Maxine Peake), Anthony (Clint Dyer), and Clarke (Jake Davies) drive to a warehouse searching for something to help ease the pain of Jack, who is dying. The plot and short running time have received mixed reviews, while Peake's acting and Slade's directing have been praised, along with the cinematography and the design of the dogs.

The episode's message has been widely debated, with reviewers discussing questions about artificial intelligence and the final shot of a box of teddy bears. It has been compared to The Terminator, as both works feature machines chasing humans. The episode received mostly positive reviews. Lasting 41 minutes, "Metalhead" is the second-shortest episode behind " Mazey Day".

Filming took place in England, with Lidar scans used for scenes from the dog's perspective.

The dogs were influenced by Boston Dynamics' robots such as BigDog. "Metalhead" is filmed entirely in black and white, and follows the plight of Bella ( Maxine Peake) trying to flee from robotic "dogs" after the unexplained collapse of human society. The episode first aired on Netflix, along with the rest of series four, on 29 December 2017. It was written by series creator Charlie Brooker and directed by David Slade. " Metalhead" is the fifth episode of the fourth series of the anthology series Black Mirror.
