Season
- Season 6 2017-08-31
- Season 5 2016-08-30
- Season 4 2016-04-03
- Season 3 2015-08-31
- Season 2 2014-09-01
- Season 1 2014-02-07
Episode
- Episode 1: Dara O'Briain, Davina McCall, Jessica Hynes
- Episode 2: Sara Cox, Gregg Wallace, Rhod Gilbert
- Episode 3: Warwick Davis, Josh Widdicombe, Lorraine Kelly
- Episode 4: Katherine Ryan, Hugh Dennis, Amir Khan
- Episode 5: Len Goodman, Jimmy Carr, Gabby Logan
- Episode 6: Bob Mortimer, Alex Brooker, Claudia Winkleman
- Episode 7: Catherine Tate, Richard Osman, Kate Humble
- Episode 8: Best of Season 4
Duck Quacks Don't Echo Season 4 Best of Season 4
Lee Mack wrangles a team of scientists and celebrity guests to find the truth behind the trivia on this bizarrely educational panel show.
