Here are the top 10 must-watch sci-fi shows, ranked according to the quality of their weakest episode. From classics like ‘Cowboy Bebop’ and ‘Firefly’ to modern gems like ‘Severance’ and ‘Andor’, these series have something for everyone. Whether you’re a fan of animation, live-action, or a mix of both, these shows are sure to captivate and entertain.
**1. Cowboy Bebop (1998-1999) – Weakest Episode: “Boogie Woogie Feng Shui”**
This anime classic follows the adventures of a bounty hunter and his partners in a futuristic world. With its unique blend of genres and themes, ‘Cowboy Bebop’ is a must-watch for any sci-fi fan.
**2. Invincible (2021-) – Weakest Episode: “In About Six Hours, I Lose My Virginity to a Fish”**
Based on Robert Kirkman’s comic book series, ‘Invincible’ follows the life of a superpowered teenager as he navigates his father’s legacy and his own destiny.
**3. Severance (2022-) – Weakest Episode: No clear weakest episode (highly consistent quality)**
This Apple TV+ series explores the concept of memory division, where employees can switch between their work and personal lives. With its thought-provoking themes and engaging storyline, ‘Severance’ is a standout in modern sci-fi.
**4. The Expanse (2015-2022) – Weakest Episode: “Dulcinea”**
Set in a future where humanity has colonized the solar system, ‘The Expanse’ follows a team of characters as they unravel a conspiracy that threatens the fragile balance of power.
**5. The Leftovers (2014-2017) – Weakest Episode: “Penguin One, Us Zero” or “B.J. and the A.C.”**
This critically acclaimed series explores the aftermath of a global event that causes 2% of the world’s population to vanish without explanation.
**6. Andor (2022-2025) – Weakest Episode: “Kassa” and “That Would Be Me”**
A spin-off of the Star Wars franchise, ‘Andor’ follows the story of Cassian Andor as he navigates the complexities of rebellion and loyalty.
**7. Counterpart (2017-2019) – Weakest Episode: “Birds of a Feather” or “Inside Out”**
This criminally underrated series explores the concept of parallel universes, where two worlds converge in unexpected ways.
**8. Watchmen (2019) – No clear weakest episode (highly consistent quality)**
Based on Alan Moore’s iconic graphic novel, ‘Watchmen’ is a thought-provoking exploration of power, identity, and morality in an alternate history.
**9. Dark (2017-2020) – Weakest Episode: No clear weakest episode (highly consistent quality)**
This Netflix series explores the mysteries of a small German town, where the disappearance of two children sets off a chain reaction of events that exposes the dark secrets of the community.
**10. Firefly (2002-2003) – Weakest Episode: “Safe”**
Set in a distant future, ‘Firefly’ follows the adventures of a group of misfits as they travel through the galaxy and try to survive in a harsh universe.
Source: https://collider.com/fantastic-sci-fi-shows-with-no-bad-episodes