The Neptune Factor

When an underwater ocean lab is lost in a earthquake, an advanced submarine is sent down to find it and encounters terrible danger.

• 
  Ben Gazzara

  Cmdr. Adrian Blake
• 
  Walter Pidgeon

  Dr. Samuel Andrews
• 
  Ernest Borgnine

  Chief Diver Don MacKay
• 
  Yvette Mimieux

  Dr. Leah Jansen
• 
  Donnelly Rhodes

  Diver Bob Cousins
• 
  Chris Wiggins

  Capt. Williams
• 
  Michael J. Reynolds

  Dr. Hal Hamilton
• 
  Mark Walker

  Diver Dave Moulton
• 
  Leslie Carlson

  Brigs, Triton Radioman
• 
  Stuart Gillard

  Diver Phil Bradley