| Cast list | | Robert Culp | as | Steve Bell | | Clu Gulager | as | Lou Matthews | | Gary Collins | as | Tim Cordell | | Sandra Dee | as | Angie Cordell | | Ed Nelson | as | Gene Kranz, Flight Director | | Steve Franken | as | Shimon Levin | | Sheila Sullivan | as | Lisa Bell | | Jack Hogan | as | Cap. Com. Joseph Kerwin | | Bob Corff | as | Abraham Levin (as Robert Corff) | | Barbara Baldavin | as | Donna Matthews | | James Harrel | as | Newsman (as James N. Harrell) | | Zolya Talma | as | Mrs. Levin | | Geoffrey Scott | as | Mel Anderson | | Eric Shea | as | Mikey 'Mike' Matthews | | Thomas P. Stafford | as | Himself (as Brig.Gen. Thomas P. Stafford) |
| | Crew list: | | Lawrence Doheny (Director) | | Dick Nelson (Writer) |
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