Plot: While investigating the mysterious loss of three ships in one part of the ocean, Mark and the crew of the Cetacean encounter a submarine operated by a modern-day pirate. The pirate has captured a mermaid that can produce a hypnotic siren song, which mesmerizes anyone who hears it, even Mark

Man From Atlantis - Season 1 - The Siren (Episode 12)
Episode Aired On:
Tuesday, May 2 1978
47 years ago
Tuesday, May 2 1978
47 years ago