The Knock was a primetime UK

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 drama series, created by Anita Bronson and broadcast on ITV from 1994 to 2000, which portrayed the activities of customs

Customs

Customs is an authority or agency in a country responsible for collecting and safeguarding customs duties and for controlling the flow of goods including animals, transports, personal effects and hazardous items in and out of a country...

 officers from Her Majesty's Customs and Excise

Her Majesty's Customs and Excise

HM Customs and Excise was, until April 2005, a department of the British Government in the UK. It was responsible for the collection of Value added tax , Customs Duties, Excise Duties, and other indirect taxes such as Air Passenger Duty, Climate Change Levy, Insurance Premium Tax, Landfill Tax and...

.

The series derived its name from the distinctive "Knock knock knock" command used over the radio to synchronise a raid.

The core cast members in the first series were:

• David Morrissey
  David Morrissey
  David Mark Morrissey is an English actor and director. Morrissey grew up in the Kensington and Knotty Ash areas of Liverpool, and learned to act at the city's Everyman Youth Theatre. At the age of 18, he was cast in the television series One Summer , which won him recognition throughout the country...
  
  
• Marston Bloom
• Alex Kingston
  Alex Kingston
  Alexandra Elizabeth "Alex" Kingston is an English actress. She is most widely known for her roles as Dr. Elizabeth Corday on the NBC medical drama ER and as River Song in Doctor Who.-Early life and education:...
  
  
• Malcolm Storry
• Enzo Squillino, Jr.
  Enzo Squillino, Jr.
  Enzo Squillino, Jr. is a British actor of English and Italian heritage. He was trained at Mountview Theatre Academy.He has been called the "British De Niro" on many occasions....
  
  
• Jack Ellis
• Lenny McLean
  Lenny McLean
  Leonard John "Lenny" McLean , also known as "The Guv'nor," was an East End of London bareknuckle fighter, bouncer, criminal and prisoner, author, businessman, bodyguard, enforcer, weightlifter, television presenter and actor, and has been referred to as "the hardest man in Britain".McLean's...
  
  
• Steve Toussaint
• Caroline Lee-Johnson
  Caroline Lee-Johnson
  Caroline Lee-Johnson is a British actress. She is most famous for her starring roles in Chef! as Janice Blackstock and The Knock as Diane Ralston. Her work has been primarily in television, but she has also had roles in films including The Defender....