When Simon receives a message that wasn't meant for his species, Arnold must use what he knows about humans to remedy the situation.
| Actor | Role |
|---|---|
 Kyle DoSimon | Simon |
 Parker BohlArnold | Arnold |
| Parker BohlVoice of Simon | Voice of Simon |
| Parker BohlVoice of off screen martians (uncredited) | Voice of off screen martians (uncredited) |