ICAC Investigators () is a long-running family of Hong Kong television miniseries about the work of Hong Kong's Independent Commission Against Corruption (ICAC). The series are public awareness films produced by Radio Television Hong Kong or Television Broadcasts Limited, with the full co-operation of the ICAC itself. Each series dramatises real cases of the Commission and serves both to educate the populace against corrupt practises and as a public relations tool for the ICAC.

History The series have been part of ICAC's history since its infancy the first series of 13 episodes airing on Rediffusion Television in 1975. Corruption in Hong Kong at that time was endemic and pervaded all walks of life. Presenting its message in a cops and robbers dramatised form proved far more effective at delivering the message, that bribes and kickbacks were unacceptable, than just lecturing the populace.

Series Although usually produced by RTHK the series are usually aired by TVB, but also in the past Asia Television, since RTHK does not broadcast its own programs. The series usually consist of multiple stories, each usually told over the course of a single episode, based on real cases and take the form of a police procedural. The first installments of the series were broadcast under a variety different names with ICAC Investigators being the most recent and common name.

Date of BroadcastSeries nameNumber of episodesBroadcast notes1975The Quiet Revolution13First broadcast by Rediffusion Television the Predecessor of Asia TelevisionThirty minute episodes1978ICAC5(7)Initial broadcast by TVB, episodes 6 and 7 were not broadcast until 19991981ICAC Vanguard 19817First broadcast by TVB, rebroadcast in 1982 by Asia Televisionone double episode of an hour and thirty minutesone double episode of an hour and fifteen minutes1985ICAC Vanguard 19856First broadcast by Asia Television, rebroadcast by TVB in 198617/07/1989ICAC Vanguard 198913First broadcast by TVB, rebroadcast in 1990 by Asia TelevisionThirty minute episodes18/02/1992ICAC Investigators 19927First broadcast by Asia Television in February, rebroadcast in the August of the same year by TVBThree episodes of an hour each, and four half hour episodes24/07/1994ICAC Investigators 19945First broadcast by TVB, broadcast to celebrate the 20th anniversary of the establishment of the ICAC22/09/1996ICAC Investigators 1996First broadcast by TVBone double episode of an hour and thirty minutes01/11/1998ICAC Investigators 1998First broadcast by TVB, broadcast to celebrate the 25th anniversary of the establishment of the ICAC10/02/2001The ICAC Investigators 2000First broadcast by TVB18/04/2004ICAC Investigators 2004First broadcast by TVB01/09/2007-29/09/2007ICAC Investigators 2007First broadcast by TVB26/09/2009-24/10/2009ICAC Investigators 2009First broadcast by TVB05/11/2011-03/12/2011ICAC Investigators 2011Produced by RTHK and first broadcast by TVB29/03/2014-03/05/2014ICAC Investigators 2014First broadcast by TVBAn hour and thirty minute episodes23/04/2016-21/05/2016ICAC Investigators 2016First broadcast by TVB06/04/2019-04/05/2019ICAC Investigations 2019First broadcast by TVB01/05/2022-29/05/2022ICAC Investigators 2022First broadcast by TVB4th quarter 2024ICAC Investigators 2024First broadcast by TVB, broadcast to celebrate the 50th anniversary of the establishment of the ICAC