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Robert Stack as Capt. James Morgan |
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David Hedison as Dr. Peter Brooks |
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Ralph Bellamy as J.L. Dundeen |
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Bradford Dillman as Martin Reed |
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Sorrell Booke as Robert Dwight |
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John Randolph as John Howe |
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Linden Chiles as Matthew Evans |
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Burr DeBenning as Ted Trevor |
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Sheila Allen as Claudine Lennart |
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Mills Watson as Jim Greer |
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Ellen Weston as Ann Trevor |
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Francine York as Betsy Shuster |
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Paul Carr as Walter Fletcher |
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Elizabeth Rogers as Irene McKay |
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Russell Johnson as Forbes |
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Frank Marth as Phillips |
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Lara Parker as Barbara |
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Vito Scotti as Bill Schuster |
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Richard X. Slattery as Riley |
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Than Wyenn as Fedderson |
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Patrick Culliton as |
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Steven Marlo as |
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Erik L. Nelson as Jackson |
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Gloria Stuart as Female Passenger |
| Sound | Richard LaSalle | Original Music Composer |
| Camera | Jack Woolf | Director of Photography |
| Writing | John Gay | Teleplay |
| Production | Irwin Allen | Producer |
| Directing | David Lowell Rich | Director |
| Crew | Conrad E. Palmisano | Stunts |
| Art | Stan Jolley | Production Design |
| Costume & Make-Up | Paul Zastupnevich | Costume Design |
| Art | James L. Berkey | Set Decoration |
| Writing | Irwin Allen | Story |
| Editing | Bill Brame | Editor |
| Production | Jack Baur | Casting |
