Directed by
| Alan Pattillo | ||
Writing Credits
| Gerry Anderson | ... | (teleplay by) & |
| Sylvia Anderson | ... | (teleplay by) |
Cast (in credits order)
| Ray Barrett | ... | Commander Sam Shore / Sub-Lieutenant John Horatio Fisher / King Titan / 2nd WSP Commander (voice) | |
| Robert Easton | ... | Lieutenant George Lee 'Phones' Sheridan / Surface Agent X-2-Zero / 3rd WSP Commander / Aquaphibians (voice) | |
| David Graham | ... | (voice) (credit only) | |
 |
Don Mason | ... | Captain Troy Tempest / 1st WSP Commander (voice) |
| Lois Maxwell | ... | Lieutenant Atlanta Shore (voice) | |
Produced by
| Gerry Anderson | ... | producer |
| Reg Hill | ... | associate producer |
Music by
| Barry Gray | ... | (music composed by) |
Cinematography by
| John Read | ... | director of photography |
Editing by
| David Lane | ||
Art Direction by
| Bob Bell | ||
Art Department
| John Blundall | ... | sculptor |
| John Brown | ... | sculptor |
| Christine Glanville | ... | puppetry supervision |
| Wolfgang Manthey | ... | sculptor |
| Mary Turner | ... | puppetry supervision |
Sound Department
| Sylvia Anderson | ... | characterisation supervision / dialogue supervision |
| Maurice Askew | ... | sound |
| Richard Best Jr. | ... | dialogue editor (as Richard Best Jnr.) |
| John Peverill | ... | sound editor |
| John Taylor | ... | sound |
Special Effects by
| Derek Meddings | ... | special effects director |
| Ted Wooldridge | ... | special effects lighting |
Camera and Electrical Department
| Jimmy Elliott | ... | camera operator |
| Julien Lugrin | ... | camera operator |
| John Read | ... | lighting cameraman |
Animation Department
| Yvonne Hunter | ... | puppet operator |
| Carolyn Turner | ... | puppet operator |
Costume and Wardrobe Department
| Elizabeth Coleman | ... | wardrobe |
Music Department
| Barry Gray | ... | music arranged by / music composed by / music conducted by |
| Tony Lenny | ... | music editor |
| Gary Miller | ... | title music vocal |
Additional Crew
| Eric Backman | ... | model maker (uncredited) |
