 |
Narciso Ibáñez Menta as Dr. Frederick Strom |
 |
Manuel Galiana as Enrique Valdemar |
 |
María Saavedra as Lucia Van Lain |
 |
Beni Deus as |
 |
Félix Dafauce as Dr. Harrison Bonell |
 |
Estanis González as Dr. Jonathan Hendrix |
| Directing | Chicho Ibáñez Serrador | Director |
| Writing | Chicho Ibáñez Serrador | Writer |
| Writing | Эдгар По | Writer |
