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Mario Almada as Doctor Jack Miller |
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Eric del Castillo as Sheriff Frederic Jackson |
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Rosa Gloria Chagoyán as Julia |
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Luis Mario Quiroz as Fred / Eric |
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Roberto Cañedo as Judge |
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Alicia Encinas as Mary |
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Alfredo Wally Barrón as Sam |
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Ramón Menéndez as Fiscal |
| Editing | Ángel Camacho | Editor |
| Production | Armando Duarte | Producer |
| Writing | Bárbara Gil | Writer |
| Directing | Fernando Durán Rojas | Director |
| Writing | Eric del Castillo | Writer |
| Sound | Rafael Carrión | Original Music Composer |
