If you prefer streaming (which often allows temporary downloads via the service's app), Season 1 is hosted on: Paramount+

leads to several verified digital storefronts and streaming services where you can legally access the full season. Based on the most recent availability as of April 2026 , here is where you can find it: Digital Purchase (Direct Download)

: Available via Premium or Essential subscriptions, as well as through add-on channels on Amazon Prime

: Occasionally offers the show for free with ads in specific regions like Canada. Physical Media For collectors, Under the Dome: Season 1 is available on through retailers like Under the Dome Season 1 - watch episodes streaming online

: Offers the season for download, with pricing varying by region. Google Play