Writing Credits (in alphabetical order)
| Hans Christian Andersen | ... | (fairy tale) |
| Pepo Kirilov | ... | (dialogue advisor) |
Cast
 |
Orlin Pavlov | ... | Adult Will (voice) |
| Nikolay Stanoev | ... | Boris (voice) | |
| Valentin Ganev | ... | Bob (voice) | |
| Kalin Vrachanski | ... | Nerd (voice) | |
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Militsa Gladnishka | ... | Sonya (voice) |
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Georgi Dimitrov | ... | Young Will (voice) |
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Maria Dragneva | ... | Sofi (voice) |
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Sara Chakarova | ... | Lolly (voice) |
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Martin Kostadinov | ... | Larry (voice) |
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Nedislav Dragnev | ... | Harry (voice) |
Music by
| Alexander Kostov | ||
Production Design by
| Daffy Hristova | ||
Art Department
| Kiril Gornishki | ... | head of storyboards |
| Maria-Eliza Mineva | ... | storyboard artist |
Animation Department
| Petko Hadjiiski | ... | background painter |
| Daffy Hristova | ... | background painter / character designer |
| Marina Koleva | ... | character designer |
| Maria-Eliza Mineva | ... | background designer |
| Eleonora Nenova | ... | background & props |
| Rafaila Raikova | ... | character designer |
| Rumen Taskov | ... | character designer |
| Krista Vacheva | ... | background painter |
| Stanimir Valev | ... | background designer |
Music Department
| Alexander Kostov | ... | arranger: songs / composer: additional music and songs |
| Valeri Kostov | ... | arranger: songs |
| Mladen Minev | ... | lyricist |
Additional Crew
| Valentin Ganev | ... | accent coach |
| Vasil Nikolov | ... | public relations |
| Anita Yoncheva | ... | assistant to producers |
| Galabina Yoncheva | ... | production accountant |
