The Big O Facts, FAQ & Common Questions
1999 · WOWOW Prime, Tokyo MX, Chiba TV · Status: Ended · Rated: TV-14
Frequently Asked Questions About The Big O
Direct, verified answers to the most common queries regarding episodes, renewals, watch order, and streaming availability.
How many seasons and episodes does The Big O have?
The Big O has 1 season and 26 total episodes, spanning from its premiere on October 13, 1999 to March 27, 2003.
Is The Big O renewed, ended, or canceled?
The Big O has concluded its run and is officially ended.
How long does it take to binge watch The Big O?
It takes 10h 50m (650 minutes) to watch the complete run of The Big O. At a standard pace of 2 hours per day, you will finish the entire series in approximately 6 days. Yes! At 10.8 hours total, you can comfortably finish this in a single weekend with about 5.4 hours per day.
What is the highest-rated episode of The Big O?
The highest-rated episode is Season 1, Episode 14 ("Roger the Wanderer"), which holds an outstanding rating of 7.5/10 based on 2 audience ratings.
Where can you stream or watch The Big O?
The Big O is available for streaming on Amazon Prime Video, Amazon Prime Video with Ads, dAnime Amazon Channel, Amazon Video. Availability may vary by regional territory, subscription tier, and digital purchase availability.
What is the official age rating for The Big O?
The Big O has an official content rating of TV-14.
Who are the lead actors in The Big O?
The primary ensemble cast includes Mitsuru Miyamoto as Roger Smith (voice) (age 68), Akiko Yajima as R. Dorothy Wayneright (voice) (age 59), Emi Shinohara as Angel (voice) (age 61 (deceased)), Gorō Naya as Gordon Rosewater (voice) (age 83 (deceased)).
Ensemble Cast & Current Ages
Lead cast members, their character identities, and current ages calculated from official biographical records:
| Actor | Character | Current Age |
|---|---|---|
| Mitsuru Miyamoto | Roger Smith (voice) | 68 |
| Akiko Yajima | R. Dorothy Wayneright (voice) | 59 |
| Emi Shinohara | Angel (voice) | 61 (deceased) |
| Gorō Naya | Gordon Rosewater (voice) | 83 (deceased) |
| Katsunosuke Hori | Michael Seebach (voice) | 85 |
| Motomu Kiyokawa | Norman Burg (voice) | 87 (deceased) |
| Shinpachi Tsuji | Big Ear (voice) | 69 |
| Unsho Ishizuka | Alex Rosewater (voice) | 67 (deceased) |
Editorial Verification & Sources
All production facts, air dates, cast credentials, and streaming metadata for The Big O are compiled from official broadcaster archives, TMDB, and Wikidata records. Last verified on September 25, 2026.