Mike investigates the mysterious drowning death of the inventor of an advanced rebreather device.

Director:

Writer:

IMDb at Comic-Con 2016

Visit our Comic-Con section to see what's trending, watch celebrity interviews, follow event coverage, browse cosplay photos, take our Fan IQ quizzes, and more.

Browse IMDb's Guide to Comic-Con

Photos

Add Image Add an image

Do you have any images for this title?

Edit

Cast

Episode complete credited cast:
...
...
Patricia Calvin
...
USCG Commander Steve Barnes
Linden Travers ...
Martha Loring
Julian Burton ...
Heavyset Skindiver
Ashley Cowan ...
Thin Skindiver
Edit

Storyline

Mike investigates the mysterious drowning death of the inventor of an advanced rebreather device.

Plot Summary | Add Synopsis

Genres:

Action | Adventure

Edit

Details

Country:

Language:

Release Date:

13 August 1960 (USA)  »

Filming Locations:


Company Credits

Production Co:

 »
Show detailed on  »

Technical Specs

Runtime:

Sound Mix:

(Westrex Recording System)

Aspect Ratio:

1.33 : 1
See  »
Edit

Did You Know?

Quotes

[opening narration]
Mike Nelson: Outside an underwater cave off the California coast, two divers unfurled a tough wirey net. A few moments later, a third diver emerged from the cave. Before he knew what was going on, he was deliberately emmeshed in the net. He wasn't released from it 'til he was dead. I didn't know the divers, and nobody knew what had happened, but I was on active duty with the Coast Guard at that time. I'm a member of the Coast Guard Auxiliary, and the death resulted in my being summoned to...
See more »

Frequently Asked Questions

This FAQ is empty. Add the first question.

User Reviews

Message Boards

Recent Posts
Llloyd Bridges saying 'Huh.' csimpkins53
Sea Hunt DVD Sets jimerson-1
Sea Hunt on T.H.I.S. TV Niki_Catalina
Mike Nelson's Boat hstcmc
The Legend Of The Mermaid PhantomHelmsman
Sea Hunt + Orca Vindication rogerc210
Discuss The Catalyst (1960) on the IMDb message boards »

Contribute to This Page

Create a character page for:
?