| Name | Character | Episodes |
|---|---|---|
| Ashley Johnson | Petra (voice) | 5 |
| Dee Bradley Baker | Reuben (pig) (voice) | 5 |
| Paul Reubens | Ivor (voice) | 5 |
| Martha Plimpton | Olivia (voice) | 5 |
| Patton Oswalt | Jesse (male voice) | 5 |
| Catherine Taber | Jesse (voz femenina) | 5 |
| Dave Fennoy | Gabriel the Warrior (voice) | 4 |
| Grey DeLisle | Ellegaard the Redstone Engineer (voice) | 3 |
| Corey Feldman | Magnus the Rogue (voice) | 3 |
| Phil LaMarr | Gill (voice) | 2 |
| John Hodgman | Soren (voz) | 2 |
| Sean Astin | Reginald (voice) | 1 |
| Billy West | Sigge (voice) | 1 |
| Jim Meskimen | Milo (voice) | 1 |
| Matthew Mercer | Aiden / Otis (voice) | 1 |
| Matthew Mercer | Aiden (voice) | 1 |
| Matthew Mercer | Schoolboy / Old Farmer Man / TNT Dustin (voice) | 1 |
| Sam Riegel | Griefer (voz) | 1 |
| G.K. Bowes | Ivy / Maya (voz) | 1 |
| G.K. Bowes | Maya (voz) | 1 |
| Ursula Taherian | Nohr (voz) | 1 |
| Michael Gambino | Calvin (voz) | 1 |
| Fred Tatasciore | Jack (voice) | 0 |
| Yuri Lowenthal | Radar (voice) | 0 |
| JB Blanc | The Admin (voice) | 0 |