Lenore en Frank Davis staan op het punt hun tweede kind te krijgen. Als Lenore bevalt, verdwijnt de pasgeborene en laat vijf dode lichamen achter. Het is aan de politie en Frank om erachter te komen waar hun gemuteerde kind is gebleven.
Nee, helaas is It's Alive nog niet beschikbaar op Netflix in Nederland.
| Directing | Larry Cohen | Director |
| Writing | Larry Cohen | Writer |
| Production | Larry Cohen | Producer |
| Sound | Bernard Herrmann | Original Music Composer |
| Editing | Peter Honess | Editor |
| Production | Peter Sabiston | Executive Producer |
| Production | Janelle Webb | Co-Producer |
| Camera | Fenton Hamilton | Director of Photography |
| Art | Bob Biggart | Production Design |
| Art | Pat Somerset | Production Design |
| Costume & Make-Up | Rick Baker | Makeup Artist |
| Costume & Make-Up | Rick Baker | Special Effects Makeup Artist |
| Sound | Bob Biggart | Sound Effects |
| Sound | Pat Somerset | Sound Effects |
| Crew | Bob Biggart | Special Effects |
| Crew | Pat Somerset | Special Effects |
| Camera | Gary Leonard | Still Photographer |
| Lighting | Bill Williams | Gaffer |
| Camera | Robert Isenberg | Assistant Camera |
| Camera | Jeffrey L. Kimball | Second Unit Director of Photography |
| Sound | Bernard Herrmann | Conductor |
| Sound | Bernard Herrmann | Orchestrator |
| Production | Bob Cohen | Production Assistant |
| Production | Reid Freeman | Production Assistant |
| Production | Steve Salkin | Production Consultant |
| Writing | John Dorr | Script Consultant |