Where can I watch Upload for free?

Watch Upload free in HD on Castle. Download the Castle App to stream all seasons and episodes with English, Hindi audio — no subscription, no signup needed.

How many seasons of Upload are available on Castle?

Castle has all 4 seasons of Upload, with a total of 4 episodes streaming free in HD.

What languages is Upload available in?

On Castle, Upload is available in English, Hindi, all in HD.

Upload stars Robbie Amell, Andy Allo, Allegra Edwards, Zainab Johnson.

When did Upload first premiere?

Upload premiered on 2025-08-25 and is now streaming free on Castle.

Is the Castle App safe to download?

Yes. The Castle APK is a verified safe file. It requires only basic Android permissions and does not need root access. Compatible with Android 6.0 and above.

Upload

2025•4 epsIMDB 7.8

Crafted by the series creative team, Upload Season 4 brings Robbie Amell back alongside Andy Allo in a chapter that refuses to slow down. Set against United States, the season unravels A man is able to choose his own afterlife after his untimely death by having his consciousness uploaded into a virtual world. As he gets used to his new life and befriends his angel (real world han… with science fiction storytelling across 4 episodes, exploring themes of science fiction in ways that elevate the series to new heights.