Season
- Season 0 1970-01-01
- Season 1 1978-06-06
- Season 2 1979-05-03
- Season 8 1985-11-07
- Season 25 2003-05-30
- Season 26 2003-11-28
- Season 28 1970-01-01
- Season 29 2006-09-08
- Season 30 2007-09-14
- Season 31 2008-09-17
- Season 32 2009-09-11
- Season 33 1970-01-01
- Season 34 2010-09-17
- Season 35 2012-03-17
- Season 36 2013-01-04
- Season 37 1970-01-01
- Season 38 1970-01-01
- Season 39 1970-01-01
- Season 40 1970-01-01
- Season 41 2017-09-15
- Season 42 2018-09-07
- Season 43 2019-09-27
- Season 44 2020-10-16
- Season 45 2021-10-08
- Season 46 2022-09-23
- Season 47 2023-09-29
- Season 48 2024-09-20
- Season 49 2025-09-26
- Season 50 2026-03-26
20/20 - Season 1 Episode 2 The Disco Phenomenon
6.10 40 minutes Thomas Hoving examines the disco craze and visits Xenon in New York City; Jubilation in Las Vegas; Ones, a disco for children in New York City; the Empire Rollerdrome in Brooklyn; and a retirement/rehabilitation home in Los Angeles, where disco dancing is used as a form of therapy.
