as Sam's Grandfather
as Earl of Arundel
as Charles Harold Calthrop
as Mr. Brownlow
as Dieter Stahl
as Warnie Lewis
as Gov. John Bellingham
as Marcus
as Heaviside
as Zachariah
as Montano
as Mr. Girton
as George - English Boy (uncredited)
as Dr. Frank Yarrow
as Mr. Wood
as Sir Arthur Conan Doyle
as Lord Stanley
as Lord Dunning
as Mike McCarthy
as Dr. John Watson
as Ludovico H. Holly
as Professor Proctor
as Brinson
as Approved School Principal
as Wickfield
as Captain Paul Winter
as Richard Bannerman
as Gareth
as Lambert
as Jonathan
as Dr. Joseph
as Mitchell
as Paediatrician
as Dr. Pierre Dubois
as Morris Dixon
as Pierre Chandebisse, Victor's Nephew
as Clive
as Ulvik
as Inspector Black
as Gifford
as Dr. Alan Lyle
as Henry Angkatell
as Tommy Bayne
as Patrick Siddons
as Dr. Paul Richards
as Dr. John H. Watson
as Bellcourt
as Judas
as Kinloch
as Biberstein
as Capt. Pat Grant
as Christmas Humphries
as Enrico Fermi
as Gavin Barlow
as Arthur
as Guy Phillips
as Donald Sanders
