All episodes Season 3 S03E20 1960-05-21 30 min 1950s Syndication

Sea Hunt

Synthetic Hero

TV Flash files “Synthetic Hero” as hour 98 of 155 in the TV Flash guide — Sea Hunt (1958–1961) on Syndication, season 3, episode 20, aired 1960-05-21, 30 min.

From the desk

How this hour is filed

This leaf is S03E20: listed hour 98 of 155 in the Sea Hunt guide, hour 20 of 39 in season 3. It aired 1960-05-21 (30 min). The listed hour before it is “Cross Current” (S03E19). Next is “The Cellini Vase” (S03E21).

Sea Hunt still
No original recap on file. TV Flash does not invent plots for missing hours. Title, airdate, and the hour filing above are the magazine record for this leaf.

Viewer FAQ

Where does Synthetic Hero sit in the Sea Hunt guide?

S03E20 is listed hour 98 of 155 — hour 20 of 39 in season 3, season 3 episode 20.

When did Sea Hunt S03E20 air?

Synthetic Hero aired 1960-05-21 and is listed at 30 minutes.

Where should I start?

Start with Bridges underwater. Mike Nelson's assignments and the real diving footage are the show; you have the form in one dive.

In the series

Why this series still plays

Sea Hunt put Lloyd Bridges in scuba gear and made divers of a generation. Syndicated underwater adventure that popularized scuba as TV spectacle. In 2026 it is worth watching as location action before cheap CGI, plus the family-business lore of Beau and Jeff hanging around a set that actually went underwater.

The silhouette is a man in scuba, tanks on the back, California light turning the Pacific into a second red carpet nobody called a carpet. Sea Hunt (first-run syndication, 1958–1961) put Lloyd Bridges in the water for 155 episodes produced by Ivan Tors, real diving footage and aquatic stunts as the whole look. Ex-Navy frogman Mike Nelson takes dangerous underwater assignments off the coast. Kids watching in 1958 grew up wanting tanks for Christmas; the series is credited with boosting public interest in scuba.…

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Also in season 3

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