EXHIBIT 21 LIST OF SUBSIDIARIES COMPANY JURISDICTION Poland Communications, Inc. New York At Entertainment Limited United Kingdom Wizja TV Sp. z o.o. Poland Poland Cablevision (Netherlands) B.V. Netherlands Sereke Holding B.V. Netherlands @Entertainment Programming, Inc. Delaware Czestochowska TK Sp. z o.o. Poland (in liquidation) Wizja TV Spoka Produkcyjna Sp. z o.o Poland ETV Sp. z o.o. Poland Gosat-Service Sp. z o.o. Poland Ground Zero Media Sp. z o.o. Poland At Media Sp. z o.o. Poland At Entertainment Services Limited United Kingdom Kolor-Sat Sp. z o.o. Poland Mazurska Telewizja Kablowa Sp. z o.o. Poland Opolskie TTT S.A. Poland Mozaic Entertainment, Inc. Delaware Polska Telewizja Kablowa Krakow S.A. Poland Polska Telewizja Kablowa Lublin S.A. Poland Polska Telewizja Kablowa Operator Sp. z o.o. Poland Polska Telewizja Kablowa S.A. Poland Polska Telewizja Kablowa Szczecin Sp. z o.o. Poland Polska Telewizja Kablowa Warszawa S.A. Poland Poltelkab Sp. z o.o. Poland Szczecinska Telewizja Kablowa Sp. z o.o. Poland Telkat Sp. z o.o. Poland TV Kabel Sp. z o.o. Poland TV-SAT Ursus Sp. z o.o. Poland (in liquidation)