Sub | [s1e12] The Phantom

: Ant and his sister, Fontaine, find themselves trapped inside the mysterious vessel, facing a situation where they must outsmart their captor (or "ghost") to escape. Key Details

Ant shouldn't have bonded with that baby croc-its enormous mother doesn't take kindly to kidnappers, and now she's after him! 7.6/ [S1E12] The Phantom Sub

: Ant hears rumors of a phantom submarine and is determined to prove its existence. : Ant and his sister, Fontaine, find themselves

: The Deep (based on the graphic novels by Tom Taylor). Original Air Date : December 2015. : The Deep (based on the graphic novels by Tom Taylor)

: The Nekton family (Ant, Fontaine, Will, and Kaiko) and their submarine, the Aronnax . IMDb Rating : 8.0/10. Episode list - The Deep (TV Series 2015 - IMDb

: When the Nektons eventually find the "ghost sub," they realize it is not supernatural, but a high-tech vessel that is much more grounded—and much more lethal.