| Role | Character |
| Girl, found crying behind the gym | |
| Boy, tells the girl about Narnia | |
| Lion, blows each child across the Sea | |
| King of Narnia | |
| Lord Regent | |
| Murder victim, at the fountain | |
| Heir to the throne of Narnia, also the enchanted Black Knight on the bridge | |
| Owl, convenes a Parliament | |
| Friend of the Royal Court, last to see the Prince before he disappeared | |
| | Role | Character |
| Marsh-wiggle, guides the children | |
| The Queen of Underland, or any of her various guises | |
| The Prince's horse | |
| The Queen's horse | |
| Denizens of Harfang | |
| Warden of the Marches of Underland | |
| Sleeps beneath the Ruined City until the End of the World | |
| Gnome from Bism, temporarily captured by the group | |
| Faun, attends to the group after they return above ground | |
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