Dormer’s character was scarred by an acid attack during the investigation.
Paterson Joseph, who plays a psychiatrist on the six-episode drama, told The Mirror: “The crew arrived to film their own dead body and the police told them they weren’t able to, because they’d found a real dead body.
A real-life corpse was reportedly discovered on the set of the BBC’s new serial killer drama Rellik.
Filming is said to have been halted after a body was found at Cambridge Heath Park in east London.