Skip to content
Streambay
Mystery Files Season 4 poster
Complete Mystery Files

Mystery Files Season 4 Episode release dates & where to watch

Premiered

Friday, August 1, 2025

Ended: Friday, September 5, 2025

When does Mystery Files Season 4 come out?

Mystery Files Season 4 premiered Friday, August 1, 2025 on YouTube and ended Friday, September 5, 2025. The season has 6 episodes.

Last updated

Mystery Files Season 4 release schedule

Mystery Files Season 4 episode release dates
Episode Release date

1. Is Spontaneous Human Combustion Actually Real?

Mystery Files is back and the boys get to play with fire! Don't worry, the set is still intact.

Friday · 1 year ago

2. The Bizarre Case of Troublesome Creek's Blue Family

Shane blue'd himself, but don't worry, he had help.

Friday · 1 year ago

3. The Mystery of the Unsettling "Bloop"

An underwater phenomenon or just a massive whale burp? Ryan dives deep into the mystery of the bloop!

Friday · 1 year ago

4. The Disturbing Disappearance of the Princes in the Tower

A murderous plot? A daring escape? A horrifying haunting? Grab a snack and help us unpack...wait, that's the wrong show. Strap in and stay alive as Shane recounts the tragic tale of two princes!

Friday · 1 year ago

5. Is Bigfoot Real? (Revisited)

We got the man, the myth, the legend to sit down in the chair with us today as Ryan and Shane revisit the mysterious case of Bigfoot!

Friday · 1 year ago

6. The Outrageous Plot to Steal The Millennium Star Diamond Finale

We embark on our most daring Mystery Files stunt yet while covering the infamous Millennium Star Diamond heist!

Friday · 1 year ago

Mystery Files Season 4 FAQ

When does Mystery Files Season 4 come out?

Mystery Files Season 4 premiered Friday, August 1, 2025 on YouTube.

How many episodes are in Mystery Files Season 4?

Mystery Files Season 4 has 6 episodes.

Are new episodes of Mystery Files Season 4 released weekly?

New episodes are released weekly.

When is the Mystery Files Season 4 finale?

The Mystery Files Season 4 finale (Episode 6) aired Friday, September 5, 2025.

How do I get notified when new Mystery Files Season 4 episodes are released?

Download the Streambay app and follow Mystery Files. You'll get a push notification the moment each new episode is out.

Never miss Mystery Files Season 4.

Download Streambay and follow Mystery Files. We’ll notify you the moment Season 4 is released, and as each new episode comes out. It’s free, with no sign-up and no personal information required.

Coming soon to App Store Get it on Google Play