Directed by
| Fergus McDonell | ||
Writing Credits
| Aldous Huxley | ... | (story "Young Archimedes") |
| Robert Westerby | ... | (screenplay) |
| Bridget Boland | ... | (additional dialogue) |
Cast (in credits order) verified as complete
| Guy Rolfe | ... | John Morell | |
| Kathleen Byron | ... | Signora Anne Bondini | |
| Kathleen Ryan | ... | Catherine Morell | |
| Jeremy Spenser | ... | Guido Ferugia | |
| Henry Oscar | ... | Signor Mario Bondini | |
| Rosalie Crutchley | ... | Carlotta Ferugia | |
| John Slater | ... | Dr. Lorenzo | |
| James Robertson Justice | ... | Sir Arthur Harold | |
| Ferdy Mayne | ... | Carlo Ferugia | |
| Robert Rietty | ... | Giuseppe | |
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Robin Dowell | ... | Nick Morell |
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Hugo Schuster | ... | Dr. Freihaus |
| Michael Balfour | ... | Lucio | |
| Christopher Lee | ... | Newsman | |
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David McCallum Sr. | ... | Leader of orchestra, Royal Albert Hall (as David McCallum) |
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Dora Hyde | ... | Leader of orchestra, Naples |
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Michael Croudson | ... | Nick's Friend (as Michael Crowdson) |
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Don Liddel | ... | Benjamino |
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Ben Williams | ... | Car Driver |
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Alex Fields | ... | Doorkeeper |
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Penny Dane | ... | Maid |
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Leonard Trolley | ... | Waiter |
| Rest of cast listed alphabetically: | |||
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Aileen Lewis | ... | Concert-goer in box seat (uncredited) |
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Barry MacGregor | ... | (uncredited) |
| William Simons | ... | Boy (uncredited) | |
Produced by
| Earl St. John | ... | executive producer |
| Donald Wilson | ... | producer (as Donald B. Wilson) |
Cinematography by
| George Stretton | ||
Editing by
| Sidney Hayers | ||
Casting By
| Weston Drury Jr. | ... | (uncredited) |
Art Direction by
| Frederick Pusey | ||
Costume Design by
| Molyneux | ... | (uncredited) |
Makeup Department
| George Blackler | ... | makeup artist |
| Biddy Chrystal | ... | hair stylist |
Production Management
| Denis Holt | ... | production manager |
Second Unit Director or Assistant Director
| Dicky Leeman | ... | assistant director |
| Douglas Hickox | ... | third assistant director (uncredited) |
| Ted Holliday | ... | second assistant director (uncredited) |
Art Department
| Vernon Dickson | ... | set dresser |
| David Morrison | ... | associate art director |
| Vernon Dixon | ... | set dresser (uncredited) |
| Bert Gaiters | ... | property master (uncredited) |
| Percy Snow | ... | construction manager (uncredited) |
Sound Department
| Reg Barnes Heath | ... | sound (as R. Barnes Heath) |
| Gordon K. McCallum | ... | sound mixer / sound |
| Winston Ryder | ... | dubbing editor |
| E.G. Daniels | ... | assistant boom operator (uncredited) |
| Peter Davies | ... | first assistant dubbing mixer (uncredited) |
| Fred Hughesdon | ... | sound maintenance (uncredited) |
| Jack Locke | ... | boom operator (uncredited) |
| H. Rowland | ... | sound camera operator (uncredited) |
Special Effects by
| Francis Carver | ... | special effects |
Visual Effects by
| Kenneth Danvers | ... | transparency photography |
| Charles Staffell | ... | transparency projectionist |
Camera and Electrical Department
| Bill Allan | ... | camera operator |
| Ray Sturgess | ... | camera operator |
| Harry Gillard | ... | still photographer (uncredited) |
| John Godar | ... | focus puller: Italy (uncredited) |
| Peter Hall | ... | clapper loader (uncredited) |
| Reg Hall | ... | grip: Italy (uncredited) |
| Alan Hume | ... | focus puller (uncredited) |
Costume and Wardrobe Department
| Monty M. Berman | ... | wardrober |
| Dorothy Edwards | ... | wardrobe: women (uncredited) |
| John Hilling | ... | wardrobe master: Italy (uncredited) |
| Bob Rayner | ... | wardrobe: men (uncredited) |
Editorial Department
| Jim Pople | ... | second assistant editor (uncredited) |
| John Shirley | ... | assembly editor (uncredited) |
Music Department
| Marcus Dods | ... | assistant musical director |
| Ted Drake | ... | music recordist |
| Muir Mathieson | ... | director of music |
| David McCallum Sr. | ... | orchestra leader (as David McCallum) |
| William Blezard | ... | music arranger: title music (uncredited) |
Script and Continuity Department
| Yvonne Axworthy | ... | continuity (as Yvonne Axeworthy) |
| Barbara Stanton | ... | assistant continuity (uncredited) |
Additional Crew
| John Defries | ... | production planner |
| Geoffrey Woodward | ... | stage controller |
| Ken Green | ... | publicist (uncredited) |
| Anna Mathews | ... | unit publicist (uncredited) |
