Opportunity Knocks Seasons

Season 22 1990

9 episodes - Mar 31, 1990

Hosted by Les Dawson

Season 21 1989

13 episodes - Mar 4, 1989

4 March 1989 - 3 June 1989

Season 20 1988

13 episodes - Mar 5, 1988

5 March 1988 - 4 June 1988

Season 19 1987

13 episodes - Mar 21, 1987

BBC - 21 March 1987 - 20 June 1987 Hosted by Bob Monkhouse

Season 18 1977

23 episodes - Sep 19, 1977

Season 17 1976

25 episodes - Oct 4, 1976

Season 16 1975

24 episodes - Sep 29, 1975

Season 15 1974

39 episodes - Aug 5, 1974

Season 14 1973

39 episodes - Aug 6, 1973

Season 13 1972

37 episodes - Aug 7, 1972

Season 12 1971

22 episodes - Nov 8, 1971

Season 11 1971

26 episodes - Mar 15, 1971

Season 10 1970

26 episodes - Jun 15, 1970

Season 9 1969

26 episodes - Sep 8, 1969

Season 8 1968

27 episodes - Dec 25, 1968

Season 7 1968

12 episodes - Aug 21, 1968

Thames Television

Season 6 1968

19 episodes - Mar 16, 1968

Season 5 1967

35 episodes - Apr 29, 1967

Season 4 1966

26 episodes - Jul 2, 1966

Season 3 1965

25 episodes - Jul 3, 1965

Season 2 1964

14 episodes - Jul 4, 1964

ATV London

Season 1 1956

14 episodes - Jun 13, 1956

Associated Rediffusion Hosted by Hughie Green until 1978