Episode guide
Opportunity Knocks: 4 July 1964 - 3 October 1964
- Episode 1: Episode 1 Jul 4, 1964 May Martin, Malcolm Watson, Mr and Mrs Hubert Bell, The Clearways, Christine Hill
- Episode 2: Episode 2 Jul 11, 1964 Margaret Toms, The Chasid Singers, Bobby Bennett, The Ashes, Pedro Flambeay
- Episode 3: Episode 3 Jul 18, 1964
- Episode 4: Episode 4 Jul 25, 1964
- Episode 5: Episode 5 Aug 1, 1964 The Rhymney Youth Silver Band, George Inglis, Nola York, Noreen Barker, Les Peters
- Episode 6: Episode 6 Aug 8, 1964 Jimmy Hollis, Phyllis Gillingham, Malcolm Powell, Chuck Layburn, Geoff Ray and Pat
- Episode 7: Episode 7 Aug 15, 1964
- Episode 8: Episode 8 Aug 22, 1964
- Episode 9: Episode 9 Aug 29, 1964
- Episode 10: Episode 10 Sep 5, 1964
- Episode 11: Episode 11 Sep 12, 1964
- Episode 12: Episode 12 Sep 29, 1964
- Episode 13: Episode 13 Sep 26, 1964
- Episode 14: Episode 14 Oct 3, 1964