how to watch gangs of london season 2 in nz A excellent action thriller for the fall is the Gangs of London series, which is just in time for season 2. In the first season, a group of international gangs ruled over a version of London. When the family patriarch was put to death, Finn Wallace (Joe Cole), the youngest son of one of the city's most influential families, took the chance to gain control of the escalating power struggle. Learn how to watch Gangs of London Season 2 in New Zealand.