* Hulu Basic: Hulu's free version offers access to a limited number of episodes from 24, including the first episode of each season. You can watch these episodes with ads.
* The Roku Channel: The Roku Channel offers access to all seasons of 24 for free, with ads. You can watch the show by downloading the Roku app on your streaming device, such as a Roku, Amazon Fire TV, or smart TV.
* Pluto TV: Pluto TV is a streaming service that offers a variety of free channels, including a channel dedicated to 24. You can watch 24 on Pluto TV with ads by downloading the Pluto TV app on your streaming device or watching it on the Pluto TV website.