| "Who Watches the Watchers" | |
|---|---|
| Star Trek: The Next Generation episode | |
| Episode no. | Season 3 Episode 4 |
| Directed by | Robert Wiemer |
| Written by |
|
| Featured music | Ron Jones |
| Cinematography by | Marvin V. Rush |
| Production code | 152 |
| Original air date | October 16, 1989 |
| Guest appearances | |
| |
"Who Watches the Watchers" is the fourth episode of the third season of the American science fiction television series Star Trek: The Next Generation, the 52nd episode overall, first broadcast on October 16, 1989.
Set in the 24th century, the series follows the adventures of the Starfleet crew of the Federation starship Enterprise-D. In this episode, the Enterprise must undo the damage when a primitive civilization discovers a Federation observation team and concludes that the Starfleet personnel are gods.
The episode title is a translation of the Latin phrase "Quis custodiet ipsos custodes?"