Season 4 Episode
- Season 4 Point of No Return
- Season 4 River Treasure
- Season 4 The Destroyers
- Season 4 Vital Error
- Season 4 The Dancer
- Season 4 Sperling of Lamatsue
- Season 4 Rescue
- Season 4 Mercy Trip
- Season 4 Hot Tracer
- Season 4 Sonar Story
- Season 4 Amigo
- Season 4 The Aquanettes
- Season 4 Survival Kit
- Season 4 Expedition
- Season 4 Bionics
- Season 4 The Defector
- Season 4 Niko
- Season 4 Cougar
- Season 4 Sub Hatch
- Season 4 The Octopus Story
- Season 4 Quicksand
- Season 4 Lost Island
- Season 4 Baby
- Season 4 Confidential Mission
- Season 4 Underwater Pirates
- Season 4 The Meet
- Season 4 Dark Evil
- Season 4 Sunken Car
- Season 4 Hit and Run
- Season 4 The Saint Story
- Season 4 Impostor
- Season 4 Superman
- Season 4 Roustabout
- Season 4 P.T. Boat
- Season 4 Starting Signal
- Season 4 Skipper
- Season 4 Crime at Sea
- Season 4 Round Up
Sea Hunt - Season 4 Episode 19 Sub Hatch
6.60 30 minutes A heroic test pilot from the Korean War has his mettle tested when he must spend 24 hours with Mike in a makeshift decompression chamber after a dive to prevent the bends from killing him.
