This Side of Paradise
| Series: | Star Trek: The Original Series | 
|---|---|
| Medium: | Live Action Television Episode | 
| Episode Number: | 125 | 
| Production Number: | 6149-25 | 
| Original Air Date: | |
| Directed By: | Ralph Senensky | 
| Teleplay By: | D.C. Fontana | 
| Story By: | Nathan Butler, and D.C. Fontana |