Season
- Season 23 1983-12-03
- Season 44 2004-02-09
- Season 46 2006-02-13
- Season 47 2007-02-12
- Season 49 1970-01-01
- Season 50 2010-02-08
- Season 51 2011-02-14
- Season 52 2012-02-06
- Season 53 2013-01-04
- Season 54 2014-02-03
- Season 55 2015-02-02
- Season 56 2016-02-01
- Season 57 2017-02-06
- Season 58 2018-02-05
- Season 59 2019-02-04
- Season 60 2020-02-03
- Season 61 2021-02-01
- Season 62 2022-02-07
- Season 63 2023-01-30
- Season 64 2024-02-19
- Season 65 2025-02-03
Season 65 Episode
- Season 46 The Greenhouse Mafia
- Season 46 Wheeling and Dealing
- Season 46 The Convert
- Season 46 How The Kids Took Over
- Season 46 Riot and Revenge
- Season 46 The Ice Age
- Season 46 Big Fish, Little Fish
- Season 46 Sex Slaves
- Season 46 Cash Crop
- Season 46 Cash Crop Part Two
- Season 46 Stockwell - Countdown to Killing
- Season 46 The Making of Zarqawi
- Season 46 The Boys
- Season 46 A Deathly Silence
- Season 46 Reigning in Hell
- Season 46 The Road to Nowhere
- Season 46 Far From Care
- Season 46 Monkey Love
- Season 46 Stoking the Fires
- Season 46 Car Wars
- Season 46 Killed by Care
- Season 46 Peak Oil
- Season 46 The Right Stuff
- Season 46 The Price of Life
- Season 46 Junk History
- Season 46 Execution of a Teenage Girl
- Season 46 Sick No Good
- Season 46 Seachange
- Season 46 What Price Global Warming?
- Season 46 Diet Confidential
- Season 46 Five Years
- Season 46 In the Line of Fire
- Season 46 Separate Lives
- Season 46 The A Team
- Season 46 The War on Al Qaeda
- Season 46 @NZACS
- Season 46 Buyer of Beauty, Beware
- Season 46 Journey of No Return
Four Corners - Season 46 Episode 18 Monkey Love
6.90 45 minutes To his fans, research psychologist Harry Harlow was a 20th century hero, a scientific pioneer who revolutionised the way we raise our children today.
