Netflix’s latest drama Legends offers a compelling window into the criminology of undercover policing, covert surveillance and organised crime. Inspired by a real UK customs investigation, the six-part drama follows ordinary British customs officers sent deep undercover to infiltrate drug trafficking gangs. Written by Neil Forsyth (also creator of Brink’s-Mat robbery drama The Gold), Legends balances tension and realism with a measured, slow-burn pace that prioritises character over spectacle. S