Mike Nelson arbeitet als Taucher und kmmert sich um knifflige Ermittlungen unter Wasser - seinen Job hat er als Froschmann bei der US Navy gelernt. Fr Versicherungsgesellschaften, Bergungsunternehmen oder Regierungsstellen ist Mike auf der ganzen Welt unterwegs um Rettungsmissionen durchzufhren, Spuren zu sichern, Kriminellen das Handwerk zu legen oder Gefahren fr die nationale Sicherheit zu bekmpfen. Eine Neuauflage von Sea hunt mit 22 Folgen gab es 1987. Mike Nelson wurde von Ron Ely gespielt, seine neu hinzugekommene Tochter Jennifer von Kimber Sissons. Episodenliste:1 Dsenjger (Sixty feet below)
2 Bergwerk (Flooded mine)
3 Tiefenrausch (Rapture of the deep)
4 (Mark of the octopus)
5 (The sea sled)
6 Diamanten-Tonne (Female of the species)
7 (Mr. Guinea Pig)
8 Telefonkabel (Sonar queen)
9 Schatzsucher (Gold below)
10 Raketenspitze (Recovery)
11 Walfisch (Killer whale)
12 (Midget submarine)
13 Eifersucht / Haifische (The shark cage)
14 (Hardhat)
15 (Continental rift)
16 Elektroschock (The poacher)
17 (Girl in the trunk)
18 (The sponge divers)
19 Schlangenkmpfe (Diamond river)
20 Alligator (Alligator story)
21 Nitratfabrik (Magnetic mine)
22 (Underwater patrol)
23 Schmuckruber (Legend of the mermaid)
24 Ankerketten (Pressure suit)
25 Pharmakologe / Costa Rica (The prospectors)
26 (The hero)
27 (Underwater station)
28 Kinder in Hhle (The lost ones)
29 (Capture of the Santa Rosa)
30 (The shipwreck)
31 Filmschauspieler (The big dive)
32 Kinderfahrrad (The birthday present)
33 Verunglckte Frau (Dead mans cove)
34 Unterwasserfelsen (Explosion)
35 (The amphibian)
36 (Lord Christobal)
37 (Decoy)
38 Tonbandgert (The sea has ears)
39 (The manganese story)
40 (The Alcatraz story)
41 Tresorkeller (Operation Greenback)
42 (Underwater security)
43 (Underwater labyrinth)
44 Monte Christo (Monte Cristo)
45 (The stunt)
46 (Diving for themoon)
47 Schlingpflanzen (The search)
48 (Jettisoned)
49 (Murder at 60 feet)
50 (Air pockets)
51 Staudamm-Sabotage (The dam)
52 (Dock fire)
53 (The persuaders)
54 (Nerve gas)
55 (Strange salvage)
56 (Underwater survey)
57 (Underwater curtain)
58 (Hermes)
59 (The briefcase)
60 Seebeben (Cave diving)
61 Wasserski-Show (Water ski show)
62 Indianerschatz-Grotte (Underwater shrine)
63 (Chain of evidence)
64 (Treasure hunt)
65 (Sea serpent)
66 Entfhrte Arztfrau (The getaway)
67 Wissenschaftler / Experiment (Underwater ejection)
68 Tauch-Lehrerin (The female)
69 Heroinschmuggel (Port security)
70 Spielautomaten (Underwater park)
71 (Underwater unit)
72 Zuchtperlenfarm (Proof of guilt)
73 (Chained)
74 (Ransom)
75 Kabelrolle (Oil island)
76 Unterwasserbasis (Base of operations)
77 Treibmine / Tangmher (Kelp forest)
78 Nitroglyzerin (The raft)
79 (Asylum)
80 Bademoden (Water nymphs)
81 (Mister Big)
82 (Hot cargo)
83 (Underwater drop)
84 Atombombe (Cobald bomb)
85 (Counterfeit)
86 Raketenabschu (Missile watch)
87 Jade-Statue (Jade cavern)
88 (Expatriates return)
89 Kapitns-Safe (Strong box)
90 (The fearmakers)
91 (Revolutionary spoils)
92 Unterwasserstaubsauger (Pirate gold)
93 Ur-Fisch (The living fossil)
94 Unterwasser-Vulkan (Submarine explosion)
95 (Sacred pool)
96 Kind im Luftschacht (Cindy)
97 Ozeanographin (Cross current)
98 Torpedo (Synthetic hero)
99 (The Cellini vase)
100 (Target)
101 Flugsand (Ghost light)
102 (Rebreather)
103 (Blind spot)
104 Haifischjagd (The replacement)
105 (Underwater beacon)
106 (Time fuse)
107 Kanalisationsrohr (Storm drain)
108 (The invader)
109 Helmtaucher (Changing patterns)
110 Neues Tauchgert (The catalyst)
111 (The missing link)
112 Marihuana (Underwater narcotics)
113 (The sound of nothing)
114 Film-Explosion (Prima donna)
115 (Beyond limits)
116 (Diplomatic pouch)
117 (Man overboard)
118 Scuba-Kammer (Point of no return)
119 Smaragde (River treasure)
120 (The destroyers)
121 Lebensversicherung (Vital error)
122 Primaballerina (The dancer)
123 (Sperling of Lamatsue)
124 Leere Schmuckbox (Rescue)
125 (Mercy trip)
126 Phosphorzylinder (Hot tracer)
127 (Sonar story)
128 Amigos (Amigo)
129 (The aquanettes)
130 (Survival kit)
131 (Expedition)
132 Elektrometer (Bionics)
133 (The defector)
134 (Niko)
135 Lwenfisch (Cougar)
136 (Sub hatch)
137 Riesenkrake (The octopus story)
138 (Quicksand)
139 (Lost island)
140 Baby im Koffer (Baby)
141 (Confidential mission)
142 (Underwater pirates)
143 (The meet)
144 Fischvergiftung (Dark evil)
145 Notwehr (Sunken car)
146 Motor-Rennboot (Hit and run)
147 (The saint story)
148 (Impostor)
149 Insulin (Superman)
150 Trinkwasser-Reservoir (Roustabout)
151 (P.T. boat)
152 (Starting signal)
153 Zwei Brder (Skipper)
154 Seegerichts-Verhandlung (Crime at sea)
155 (Round up)