The Silent Enemy：Full Cast & Crew

Directed by

William Fairchild
(directed by)

Writing Credits

Marshall Pugh
(adapted from the book "Commander Crabb" by): William Fairchild
(screenplay by)

Cast

Laurence Harvey
Lieutenant Crabb, R.N.V.R.: Dawn Addams
Third Officer Jill Masters, W.R.N.S.: Michael Craig
Leading Seaman Knowles: John Clements
The Admiral: Sidney James
Chief Petty Officer Thorpe: Alec McCowen
Able Seaman Morgan: Nigel Stock
Able Seaman Fraser: Ian Whittaker
Ordinary Seaman Thomas: Arnoldo Foà
Tomolino: Gianna Maria Canale
Conchita: Massimo Serato
Forzellini: Giacomo Rossi Stuart
Rosati: Carlo Giustini
Fellini: Raymond Young
Celloni: David Lodge
Sergeant: Ewen Solon
Willowdale Captain: Brian Oulton
Holford: Howard Marion-Crawford
Wing Commander: Cyril Shaps
Miguel: Lee Montague
Miguel's Mate: John Lee
Flag Lieutenant: Terence Longdon
Lieutenant Bailey: Ian MacNaughton
Sentry outside Admiral's Office: Alan Webb
British Consul: John Moffatt
Diving Volunteer: Harold Siddons
Army Interrogation Officer: Michael Brill
Naval Interrogation Officer: Andy Alston
Spanish Policeman: Andrew Andreas
Italian Crewman: Jack Armstrong
Merchant Navy Captain: Jim Brady
Italian Seaman: Laurence Brooks
(uncredited): Daniel Brown
Italian Crewman: Christopher Cooke
Minor Role: Arthur Dibbs
Merchant Navy Captain: Eddie Dillon
Crewman: Harry Drew
Merchant Navy Captain: Bernard Foreman
Spanish Policeman: Barry Johns
Merchant Navy Captain: Desmond Jordan
(uncredited): Gerry Judge
Italian Policeman: Murray Kash
Tattooed Sailor: Sydney King
Cruiser Captain: Edward Malin
High Ranking British Navy Officer at Conference: Alf Mangan
Italian Crewman: Jack May
Navy Doctor: Hugh Moxey
Royal Navy Captain: Derren Nesbitt
Officer in charge of security patrol boat: Fred Real
Official: Ernie Rice
Italian Crewman: Robert Rietty
Rosati: Yvonne Romain
Spanish Girl: Johnny Rossi
Italian Crewman: Jimmy Scott
Sleeping Seaman on Transport Plane: Paul Stassino
Spanish Waiter: Emile Stemmler
Dock Worker: Tom Watson
Airman: Peter Welch
Helmsman: Ron Whitwell
Italian Policeman: Jerome Willis
Navy Rating Lighting Cigarette

Produced by

Raymond Anzarut
associate producer: Bertram Ostrer
producer: James Woolf
executive producer (uncredited): John Woolf
executive producer (uncredited)

Music by

William Alwyn

Cinematography by

Otto Heller
director of photography

Editing by

Alan Osbiston

Art Direction by

William C. Andrews
(as Bill Andrews)

Makeup Department

Tony Sforzini
makeup artist

Production Management

Robert Sterne
production manager

Second Unit Director or Assistant Director

Jack Causey
assistant director: John Comfort
second assistant director (uncredited)

Art Department

Walter Bjorne
poster artist : Sweden (uncredited): Tony Woollard
draughtsman (uncredited)

Sound Department

John Cox
sound supervisor: Chris Greenham
sound editor: Bob Jones
sound recordist: Bill Salter
sound recordist: John Aldred
dubbing mixer (uncredited) / music recordist (uncredited)

Special Effects by

Wally Veevers
special effects

Visual Effects by

Bob Cuff
matte painter (uncredited)

Camera and Electrical Department

Alan Hume
camera operator: Egil S. Woxholt
underwater cameraman (as Egil Woxholt): Ray Hearne
still photographer (uncredited)

Music Department

Muir Mathieson
conductor: Sinfonia of London: Sinfonia of London
music played by

Script and Continuity Department

Angela Martelli
continuity

Additional Crew

James Woolf
presenter: John Woolf
presenter

Thanks

Lionel Crabb
this film is dedicated to the frogmen of all nations who have died beneath the sea and in particular to the memory of (as Commander Lionel Crabb G.M. R.N.V.R.)