Arc Games and Thekla, Inc. revealed the voice cast of Order of the Sinking Star in a trailer on October 1, 2026, a week before the game's October 8 launch. The cast is led by Emily O'Brien as the Queen and Liam O'Brien as the Warrior, and Jonathan Blow himself makes a special appearance.
Main voice cast
These six roles were named in the cast announcement and are reported the same way across its coverage:
| Role | Voice actor | Known for |
|---|---|---|
| The Queen | Emily O'Brien | Death Stranding, Starfield |
| The Warrior | Liam O'Brien | Critical Role, The Legend of Vox Machina |
| The Wizard | Darin De Paul | Overwatch, Marvel's Spider-Man |
| The Bard | Anjali Bhimani | Overwatch, Ms. Marvel |
| The Sailor | Erica Luttrell | Apex Legends, Steven Universe |
| The Druid | Matthew Waterson | X-Men '97, Hades II |
For what each of these heroes actually does in puzzles, see Heroes and Abilities.
Extended cast
The announcement also credits Erik Braa (League of Legends, Marvel Rivals), Andrew Kishino (Star Wars: The Clone Wars, Marvel Rivals), Jamieson K. Price (Persona 5, Bleach) and Sabrina Fest (Avatar Legends: The Fighting Game).
The full press release, as published by Worthplaying, gives their roles and names more of the cast:
| Role | Voice actor |
|---|---|
| The Thief | Sabrina Fest |
| The Surveyor | Anjali Bhimani (also the Bard) |
| The Magistrate | Trevor Devall |
| The Caver | Sean Rohani |
| The Dragon | Erik Braa |
| The Trader | Andrew Kishino |
| The Mirrorwright | David Cui Cui |
| Borraidus | Jamieson K. Price |
| Leamington | George Ackles |
| The Acting Director | Helen Sadler |
| The Director-On-Sabbatical | Ray Chase |
Jonathan Blow's cameo
Jonathan Blow, the designer of Braid and The Witness who leads Thekla, appears in the game in a special unnamed role. The announcement doesn't say who he plays, calling it a surprise.