Monster Facts, FAQ & Common Questions
2004 · Nippon TV · Status: Ended · Rated: TV-14
Frequently Asked Questions About Monster
Direct, verified answers to the most common queries regarding episodes, renewals, watch order, and streaming availability.
How many seasons and episodes does Monster have?
Monster has 1 season and 74 total episodes, spanning from its premiere on April 7, 2004 to September 28, 2005.
Is Monster renewed, ended, or canceled?
Monster has concluded its run and is officially ended.
How long does it take to binge watch Monster?
It takes 29h 36m (1776 minutes) to watch the complete run of Monster. At a standard pace of 2 hours per day, you will finish the entire series in approximately 15 days. Not realistic for a 48-hour weekend. At 29.6 total hours, watching at a healthy 2 hours per day will take approximately 15 days.
What is the highest-rated episode of Monster?
The highest-rated episode is Season 1, Episode 49 ("The Cruelest Thing"), which holds an outstanding rating of 9.1/10 based on 10 audience ratings.
Where can you stream or watch Monster?
Monster is available for streaming on Netflix, Netflix Standard with Ads. Availability may vary by regional territory, subscription tier, and digital purchase availability.
What is the official age rating for Monster?
Monster has an official content rating of TV-14.
Who are the lead actors in Monster?
The primary ensemble cast includes Mamiko Noto as Nina Verdona (voice) (age 46), Nozomu Sasaki as Johan Liebert (voice) (age 59), Tsutomu Isobe as Lunk (voice) (age 75), Hidenobu Kiuchi as Tenma (voice) (age 57).
Ensemble Cast & Current Ages
Lead cast members, their character identities, and current ages calculated from official biographical records:
| Actor | Character | Current Age |
|---|---|---|
| Mamiko Noto | Nina Verdona (voice) | 46 |
| Nozomu Sasaki | Johan Liebert (voice) | 59 |
| Tsutomu Isobe | Lunk (voice) | 75 |
| Hidenobu Kiuchi | Tenma (voice) | 57 |
| Eiji Hanawa | Herbert (voice) | 52 |
| Yasushi Miyabayashi | Man C (voice) | 61 |
| Shiho Kawaragi | Nurse (voice) | 50 |
| Ichiro Nagai | Dr. Reichwein (voice) | 82 (deceased) |
Editorial Verification & Sources
All production facts, air dates, cast credentials, and streaming metadata for Monster are compiled from official broadcaster archives, TMDB, and Wikidata records. Last verified on September 25, 2026.