2020 in American television

In American television in 2020, notable events included television show debuts, finales, and cancellations; channel launches, closures, and re-brandings; stations changing or adding their network affiliations; and information about controversies and carriage disputes.

Shows returning in 2020
The following shows returned with new episodes after being canceled or previously ending their run:

Entering syndication in 2020
A list of programs (current or canceled) that have accumulated enough episodes (between 65 and 100) or seasons (three or more) to be eligible for off-network syndication and/or basic cable runs.

Major affiliation changes

 * This section outlines affiliation changes involving English and Spanish language networks (ABC, NBC, CBS, Fox, PBS, The CW, Univision, etc.), and format conversions involving independent stations. Digital subchannels will only be mentioned if the prior or new affiliation involves a major English and Spanish broadcast network or a locally programmed independent entertainment format.