Colonel Franz Ritter, a former hero pilot now working for military intelligence, is assigned to the great Hindenburg airship as its chief of security. As he races against the clock to uncover a possible saboteur aboard the doomed zeppelin he finds that any of the passengers and crew could be the culprit.

• The Filmakers Group
• Universal Pictures
• George C. Scott
• Anne Bancroft
• William Atherton
• Roy Thinnes
• Gig Young
• Burgess Meredith
• Charles Durning
• Richard Dysart