Last Week Tonight with John Oliver
Prediction Markets
Season 13, Episode 8 · Aired 2026-04-19
Synopsis
John Oliver discusses prediction markets – platforms where you can bet on basically anything, from the weather to the war in Iran – and the legal and moral questions posed by their existence.
In the series
This episode is part of Last Week Tonight with John Oliver (2014–present) on HBO.
Longform late-night investigations — net neutrality explainers as comedy events.
Key cast
- John Oliver as Host