Opportunity Knocks1956–1990

13 June 1956 - 12 September 1956

14 episodes1956

4 July 1964 - 3 October 1964

14 episodes1964

3 July 1965 - 25 December 1965

25 episodes1965

2 July 1966 - 24 December 1966

26 episodes1966

29 April 1967 - 23 December 1967

35 episodes1967

16 March 1968 - 27 July 1968

19 episodes1968

21 August 1968 - 6 November 1968

12 episodes1968

25 December 1968 - 23 June 1969

27 episodes1968

8 September 1969 - 2 March 1970

26 episodes1969

15 June 1970 - 7 December 1970

26 episodes1970

15 March 1971 - 6 September 1971

26 episodes1971

8 November 1971 - 1 May 1972

22 episodes1971

7 August 1972 - 30 April 1973

37 episodes1972

6 August 1973 - 29 April 1974

39 episodes1973

5 August 1974 - 28 April 1975

39 episodes1974

29 September 1975 - 22 March 1976

24 episodes1975

4 October 1976 - 4 April 1977

25 episodes1976

19 September 1977 - 27 February 1978

23 episodes1977

Bob Says Opportunity Knocks - Series 1

13 episodes1987

Bob Says Opportunity Knocks - Series 2

13 episodes1988

Bob Says Opportunity Knocks - Series 3

13 episodes1989

31 March 1990 - 2 June 1990

9 episodes1990