All on-screen ratingsZack Buck
On-screen PSR
Zack Buck
Zack Buck appeared in Edge of Madness (Naked and Afraid, 2015). The recorded on-screen rating is 6.8 (entry ratings: 1; final ratings: 0).
These are broadcast ratings reported for the show — not PSR Expert's calculator, and not an official Discovery database.
- Appearances
- 1
- Series
- 1
- Entry ratings
- 1
- Final ratings
- 0
PSR trajectory
Entry and final ratings across challenges, when recorded. Most appearances have only the entry rating; where a final is known it can move either way.
Appearances
| Series | Challenge | Days | PSR | Result | Verification | With |
|---|---|---|---|---|---|---|
| Naked and Afraid | Edge of Madness Guyana · 2015 | — | entry 6.8 | Unknown | Secondary source | Afften DeShazer |
Sources
Sources for Edge of Madness1 cited page
- nakedandafraidfan.com/episodes/27 · 2026-09-10