New OTT Releases this Week on Prime Video from 15th to 21st December 2025 brings fresh series & films that cater to audiences looking for high-quality streaming content on Prime Video. They include horror-comedy, thriller & mystery stories making the New OTT Releases this Week on Prime Video from 15th to 21st December 2025 diverse for different tastes.
Today, In this Article we will Look at New OTT Releases this Week on Prime Video from 15th to 21st December 2025 on Mediafeed.

New OTT Releases this Week on Prime Video from 15th to 21st December 2025
| Movie / Series Name | Release Date | Cast (Lead / Official) |
|---|---|---|
| Fallout Season 2 | 17 Dec 2025 | Ella Purnell & Walton Goggins & Aaron Moten |
| Human Specimens | 18 Dec 2025 | Hidetoshi Nishijima & Somegorô Ichikawa & Rie Miyazawa |
| Thamma | 16 Dec 2025 | Ayushmann Khurrana & Rashmika Mandanna & Nawazuddin Siddiqui |
Fallout Season 2
The series Fallout Season 2 premieres on 17 Dec 2025 on Prime Video. The post-apocalyptic drama is based on the popular video game franchise where survivors navigate a harsh world hundreds of years after a nuclear event. It stars Ella Purnell as Lucy MacLean, Walton Goggins as The Ghoul & Aaron Moten as Maximus.
The storyline follows Lucy & her group as they journey toward the city of New Vegas facing dangerous factions & moral dilemmas. The series builds suspense through episodic releases making it a must-watch in the New OTT Releases this Week on Prime Video from 15th to 21st December 2025.
Human Specimens
The mystery drama Human Specimens drops on 18 Dec 2025 exclusively on Prime Video. He stars Hidetoshi Nishijima, alongside Somegorô Ichikawa & Rie Miyazawa. The series, directed by Ryûichi Hiroki, follows a respected researcher who confesses to turning six young boys into human specimens.
The narrative gradually unveils suspense & emotional complexity making it one of the standout New OTT Releases this Week on Prime Video from 15th to 21st December 2025.
Thamma
They release the Bollywood horror-comedy Thamma on 16 Dec 2025. It stars Ayushmann Khurrana, Rashmika Mandanna & Nawazuddin Siddiqui in lead roles. The story blends romance, humour & supernatural elements as a journalist falls in love with a mysterious woman belonging to an ancient vampire clan.
The direction keeps the pace engaging, making Thamma one of the top New OTT Releases this Week on Prime Video from 15th to 21st December 2025.
Which is the Best OTT Movie to Watch among these?
- The New OTT Releases this Week on Prime Video from 15th to 21st December 2025 offers different genres for viewers.
- Fallout Season 2 suits those who enjoy action & post-apocalyptic stories. Human Specimens is perfect for fans of psychological thrillers with emotional depth.
- Thamma is ideal for viewers seeking supernatural horror with humour & romance.

Conclusion
New OTT Releases this Week on Prime Video from 15th to 21st December 2025 delivers a curated lineup of films & series that range from action-packed adventure to psychological mystery & supernatural comedy. They provide variety & quality entertainment for Prime Video subscribers.
The New OTT Releases this Week on Prime Video from 15th to 21st December 2025 ensure viewers have exciting choices to stream throughout the week heading into the holiday season.
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