Knocking Out Knockout Kelly - 1916 was released on:
USA: 9 April 1916
Extreme Knockout - 2014 was released on: USA: 2014
Knockout Sportsworld - 2010 was released on: USA: 30 June 2010
Knockout Buster - 1929 was released on: USA: 6 March 1929
A Society Knockout - 1924 was released on: USA: 7 July 1924
Knockout Drops - 1935 was released on: USA: 6 December 1935
The Knockout - 1923 II was released on: USA: 28 October 1923
The Knockout Wallop - 1915 was released on: USA: 11 March 1915
Knockout Kings - 1998 VG was released on: USA: 31 October 1998
The Knockout Man - 1921 was released on: USA: 9 April 1921 USA: 11 July 1925 (re-release)
401 - Knockout 2006 was released on: USA: 15 January 2006 (Los Angeles, California)
UFC 76 Knockout - 2007 TV was released on: USA: 22 September 2007
Knockout Kings 2003 - 2002 VG was released on: USA: 9 October 2002