Opportunity Knocks - Season 9 Episode 21 : Episode 21
A radio, and later television, talent show originally hosted by Hughie Green, with a late-1980s revival hosted by Bob Monkhouse, and later by previous winner Les Dawson.
First Air Date : Jun 13, 1956
Last Air Date : Jun 02, 1990
Runtime : 30 min.
Genre : Family
Stars : Hughie Green, Bob Monkhouse, Les Dawson
Quality : 
- Eps. 1 : Episode 11969-09-08
- Eps. 2 : Episode 21969-09-15
- Eps. 3 : Episode 31969-09-22
- Eps. 4 : Episode 41969-09-29
- Eps. 5 : Episode 51969-10-06
- Eps. 6 : Episode 61969-10-13
- Eps. 7 : Episode 71969-10-20
- Eps. 8 : Episode 81969-10-27
- Eps. 9 : Episode 91969-11-03
- Eps. 10 : Episode 101969-11-10
- Eps. 11 : Episode 111969-11-17
- Eps. 12 : Episode 121969-11-24
- Eps. 13 : Episode 131969-12-01
- Eps. 14 : Episode 141969-12-08
- Eps. 15 : Episode 151969-12-15
- Eps. 16 : All Winners Special1969-12-22
- Eps. 17 : All Winners Show1969-12-29
- Eps. 19 : Episode 191970-01-12
- Eps. 20 : Episode 201970-01-19
- Eps. 21 : Episode 211970-01-26
- Eps. 22 : Episode 221970-02-02
- Eps. 23 : Episode 231970-02-09
- Eps. 24 : Episode 241970-02-16
- Eps. 25 : Episode 251970-02-23
- Eps. 26 : All Winners Show1970-03-02
