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The Magnus Beam
A mysterious weapon is destroying American U2s. The Seaview's mission is to find the weapon and destroy it. Captain Crane goes undercover. A night-club performer, who is also a resistance fighter, comes to Crane's aid. The Captain is soon captured and severely beaten. Meanwhile, on Seaview, Major Amadi demands asylum. To prove his sincere intentions, he promises to lead the sub to the powerful magnetic weapon responsible for taking out those U2s. Nelson suspects he wants to lead Seaview to a watery grave.
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Other episodes for this season
![Eleven Days to Zero](https://image.tmdb.org/t/p/w300/izRDmWH03EttKmNNSJdjWZdd9b9.jpg)
![The City Beneath the Sea](https://image.tmdb.org/t/p/w300/5VozLqQqqQuYM0oASc0ShS1i3aB.jpg)
![The Fear-Makers](https://image.tmdb.org/t/p/w300/fMlqmdZealxBbzToYSzlCYCDSdE.jpg)
![The Mist Of Silence](https://image.tmdb.org/t/p/w300/33RDup63pSY7ZiGyGo4ayallWV2.jpg)
![The Price of Doom](https://image.tmdb.org/t/p/w300/7BPpGF7s7SiQKsvuCIz8VN648gt.jpg)
![The Sky is Falling](https://image.tmdb.org/t/p/w300/cHXdsFqzOL6YTEJiFrZCTr8IaP5.jpg)
![Turn Back the Clock](https://image.tmdb.org/t/p/w300/87n74FyC6QEiuYJINQOwaZnBKn9.jpg)
![The Village of Guilt](https://image.tmdb.org/t/p/w300/d0EWz8NzcMddNC8KwEpBKV2iblZ.jpg)
![Hot Line](https://image.tmdb.org/t/p/w300/16PDEJjZK8mGHCgRJqZqyW2Qyo0.jpg)
![Submarine Sunk Here](https://image.tmdb.org/t/p/w300/qVN3S5edTV0kUOR4UNgFHfJ2I2E.jpg)
![The Magnus Beam](https://image.tmdb.org/t/p/w300/1KuRp0H0POBTJVyJDnAcO8PsyZI.jpg)
![No Way Out](https://image.tmdb.org/t/p/w300/bEBDxKwM7gaqxDs9wBJLCqIRW7S.jpg)
![The Blizzard Makers](https://image.tmdb.org/t/p/w300/1IyzyJqa4H3eN7qyfqWW4fu1HJt.jpg)
![The Ghost of Moby Dick](https://image.tmdb.org/t/p/w300/lg7JKu5mBQ3OWBhtCTvft6k21lH.jpg)
![Long Live the King](https://image.tmdb.org/t/p/w300/yNX65USodlt1TBmKKsuM1OWmJVk.jpg)
![Hail to the Chief](https://image.tmdb.org/t/p/w300/dA7XcWJhmErzH1X9CLKKtj0DOES.jpg)
![The Last Battle](https://image.tmdb.org/t/p/w300/coRmJF4NTl18mcYN89fHjXNp7US.jpg)
![Mutiny](https://image.tmdb.org/t/p/w300/oixWwEYfG5DN1wneJps5qhr1kcY.jpg)
![Doomsday](https://image.tmdb.org/t/p/w300/ue0CnyVnou5DB9gqrOlc88yXfMu.jpg)
![The Invaders](https://image.tmdb.org/t/p/w300/ccEBFxGNYqQoUeXhnZZhUxC7iub.jpg)
![The Indestructible Man](https://image.tmdb.org/t/p/w300/84u2EHYjJ3oIBwYNWkMUR1l1nvH.jpg)
![The Buccaneer](https://image.tmdb.org/t/p/w300/y1yPEGdjKmDqNrpV5bGLBlr15zV.jpg)
![The Human Computer](https://image.tmdb.org/t/p/w300/pXIfMrigezRPiRX26fpEOjbOyYI.jpg)
![The Saboteur](https://image.tmdb.org/t/p/w300/7j2kiuv5s0tVAJbydYc3CXTo7XF.jpg)
![Cradle of the Deep](https://image.tmdb.org/t/p/w300/qjvnPqi7HNiNrm3vF69LswXgb7c.jpg)
![The Amphibians](https://image.tmdb.org/t/p/w300/kAWShtD6ySWMbJivSSzXWp2ZROF.jpg)
![The Exile](https://image.tmdb.org/t/p/w300/8JGxNB8kw8zYFaHRl6glf4m4OGc.jpg)
![The Creature](https://image.tmdb.org/t/p/w300/3950Rc8KZfcfmadptYL0eNBsCbZ.jpg)
![The Enemies](https://image.tmdb.org/t/p/w300/8KLWYMM0Eh32u5Q2D2O53JEFGkQ.jpg)
![The Secret of the Loch](https://image.tmdb.org/t/p/w300/7NjAoIb9fvylx07EKfu5LXUzHnI.jpg)
![The Condemned](https://image.tmdb.org/t/p/w300/bmRV1YAtPoSMdhyj1eQjWIrCzOz.jpg)
![The Traitor](https://image.tmdb.org/t/p/w300/1IpfBGp585PLTu17lDOD7qh29ld.jpg)