Opportunity Knocks - 6 August 1973 - 29 April 1974
1 - Episode 1
Air Date: August 6, 1973
Alan Hibbert International Stunt Show, Clare Evelyn, The Light Fantastic, Lisa Shane, Alex Green and The Jack Sinclair Trio
2 - Episode 2
Air Date: August 13, 1973
Jackie Hamilton, The Improviros, Rosita and Charmaine, Michael Dobson, Suzi
3 - Episode 3
Air Date: August 20, 1973
Bob Sharples and his Orchestra, Samura Khan, Chris and Eileen O'Connor, Miriam Nathaniel, The Sid Gatley Band
4 - Episode 4
Air Date: August 27, 1973
Odyssey, The Montgomery Modern (Teenage) Dancers, The Nutcrackers, The Garndiffaith Gleemen, Jill Fletcher
5 - Episode 5
Air Date: September 3, 1973
The Silver Trumpets, Chris Summers, Clear White Light, David Jennings, The Chimes
6 - Episode 6
Air Date: September 10, 1973
Bob Sharples and his Orchestra, Billy Diamond and Susie, Pauline Ebdon, Dave and Amos, Claude Powell
7 - Episode 7
Air Date: September 17, 1973
Amity, The David Small Duo, Christie 'G', Ward Allen, The Mint
8 - Episode 8
Air Date: September 24, 1973
Anna Maria and David Holmes, Fraser Spiers and John Campbell, Patricia Hunt, Young Eddie, The Doyley Brothers and Group
9 - Episode 9
Air Date: October 1, 1973
Bob Sharples and his Orchestra, The Marsandys, Millican and Nesbitt, Lavina Smith, The West Riding County Fire Service Brass Band
10 - Episode 10
Air Date: October 8, 1973
Ray and Shirley and The King Sound, The Barton Brothers, The Primrose Hill Gymnasts, Ann Murray and Clive Harre, Stefanie
11 - Episode 11
Air Date: October 15, 1973
12 - Winners Show
Air Date: October 22, 1973
13 - Episode 13
Air Date: October 29, 1973
Dizzie, Danielle and Daphne, Pink Elephant, Linda and Margo, Tommy Tucker Kelly, Wilson Holliday
14 - Episode 14
Air Date: November 5, 1973
Bob Sharples and his Orchestra, Andy Andrews, The Tartan Lads, Jacqui, Tim and Wendy, Richard and Lara Jarmain
15 - Episode 15
Air Date: November 12, 1973
Bob Sharples and his Orchestra, Nathaniel, Julie Carroll, Eddie Angel, Los Tres Hermanos
16 - Episode 16
Air Date: November 19, 1973
The Ann Barker Dancers, Lois Malcolm, Carol Simm, Bayley, The Bennett Shawcross Duo
17 - Episode 17
Air Date: November 26, 1973
Roy Earl, Brooks Aehron, Canticle, Angela Calder, The John Carpenter Brass Quintet
18 - Episode 18
Air Date: December 3, 1973
Ward Jensen and Spaghetti Junction, The Kerr Irish Dancers, The Honeybirds, Ivor Owen, Dermot McConville and Geoff
19 - Episode 19
Air Date: December 10, 1973
Austin Kent, John Travis and Heather McCubbin, The Rainbow Country Sounds, Harold Gumm, Kathy Ford
20 - Episode 20
Air Date: December 17, 1973
21 - Christmas Variety Award Show
Air Date: December 24, 1973
22 - Concorde Special
Air Date: December 31, 1973
23 - Episode 23
Air Date: January 7, 1974
Friends In Harmony, Brian Aherne, The Frank and Peggy Spencer Formation Dancers, Johnny Douglas, Lena Zavaroni
24 - Episode 24
Air Date: January 14, 1974
Gladys Bennett, Jacqui Edwards, The Nicky Papas Duo, The Mike Price Set, Keith Manifold
25 - Episode 25
Air Date: January 21, 1974
Cherish, Ella Wilson's Gang, Eric Charnley, Johnny Lancaster, A Taste of Olde England
26 - Episode 26
Air Date: January 28, 1974
Airborne, Al T. Kossy, Brian Stanborough, The Duo Maurisa, Jo-Anne Gale
27 - Hughie Green Birthday Special
Air Date: February 4, 1974
28 - Episode 28
Air Date: February 11, 1974
Bryan Taylor, The Mannings, Bill Edwards, Trivan, Maria Mawdsley and Elizabeth Hutchinson
29 - Episode 29
Air Date: February 18, 1974
30 - Episode 30
Air Date: February 25, 1974
Salvo, Gail Vaughan, Colin Denis, The Rosetti Woodwind Quintet, Andrea Durrant and Graham Bart
31 - Episode 31
Air Date: March 4, 1974
Bob Sharples and his Orchestra, The Double Diamonds, Julie Byrne and Nashville Cat, Jon and Janette, Celia Rosenwald
32 - Episode 32
Air Date: March 11, 1974
The Hurling Dancers, Mel Baron, Erasmus Chorum, Brenda and Ian Longman, Guillermo
33 - Episode 33
Air Date: March 18, 1974
Wayne Check Allan, Carousel, The National Youth Jazz Orchestra, Anne Allan, Trudi Cavanagh
34 - Episode 34
Air Date: March 25, 1974
Charles Renwick, The Vintage Syncopators, Joe Cuddy, Cumulus, Merlina
35 - Episode 35
Air Date: April 1, 1974
The Chester Girls, Tony Venner, The Hans Christian Oom-Pah Band Show, Keli Brown, Mel Baron
36 - Episode 36
Air Date: April 8, 1974
Gentle and Giant, Witticombe Fair, The Barber Shop Four, Barrie Anderson, Ann Macdonald
37 - Episode 37
Air Date: April 15, 1974
The S. I. Men's Choir, The Anderson Sisters, The Eagle Jazz Band, Alex Cochrane, Adam and Eve
38 - Songwriters Show
Air Date: April 22, 1974
39 - All Winners Show
Air Date: April 29, 1974