Episodes
151
7 seasons
151 episodes · 7 seasons · 113.3 hours to binge
151
7 seasons
113.3 h
4d 17h
4 days
non-stop
8.4/10
4,143 votes
The Mentalist runs to 151 episodes across 7 seasons, at roughly 45 minutes each. Watching every episode back to back is 113.3 hours of pure run time — that's 4 days and 17 hours without a single break.
More realistically, at two episodes a night you'll finish in about 76 days. That's 14.2 full 8-hour work days of screen time. Use the planner below to pick your own pace and get an exact finish date.
113.3 h
Pure run time
76 days
At 2 episodes/day
45 min
Per episode
Day 76: 100% done (151 of 151 episodes)
21.6
on average
16.2 h
on average
6,795
4 days non-stop
At 113.3 hours, The Mentalist is longer than 90% of every series tracked here — making it true marathon material. Within the Crime genre the average is 64.6 hours, so The Mentalist sits above that.
The Mentalist is very well rated at 8.4/10 from 4,143 votes. With 113.3 hours of total run time it's a genuine long-haul marathon — plan accordingly before you press play.
All 151 episodes of The Mentalist add up to 113.3 hours of pure run time — that's 4 days and 17 hours non-stop.
The Mentalist has 151 episodes across 7 seasons, averaging about 45 minutes per episode.
At 1 episode a day it takes 151 days, at 2 episodes a day 76 days, and at a marathon pace of 8 a day just 19 days.
The Mentalist is rated 8.4/10 from 4,143 votes. Budget 113.3 hours if you want to watch the whole thing.
Episodes, seasons and rating come from TMDB (as of 2/12/2026). The Mentalist had no official per-episode runtime on file, so the 45 minutes shown are a genre-based estimate.
Use the days-between-dates calculator to count the exact days from today to your finish date.
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