| Name | Character | Team | |
|---|---|---|---|
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Giancarlo Giannini | Eugenio | Unowned |
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Giuliana De Sio | Elena | Unowned |
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Arnoldo Foà | Prof. Bonelli | Unowned |
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Jacques Perrin | Federico | Unowned |
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Riccardo Garrone | Maresciallo | Unowned |
| Alfredo Scarlata | Eugenio adolescente | Unowned | |
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Chiara De Bonis | Laura / Elena adolescente | Unowned |
| Giada Colonna | Cristina adolescente | Unowned | |
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Aurora Cancian | Volontaria della clinica | Unowned |
| Maria Petrova | Patrizia | Unowned |