- Writer:
- Tony Williamson
- From a story by:
- Brian Clemens
- Designer:
- Ken Jones
- Producer:
- Verity Lambert
- Director:
- Roger Jenkins
- Adam Adamant:
- Gerald Harper
- Hinkaya:
- Horace James
- Hammond:
- Patrick Kavanagh
- Charlesworth:
- Norman Pitt
- Simpson:
- John Cazabon
- Georgina Jones:
- Juliet Harmer
- William E. Simms:
- Jack May
- Jarvis:
- Tom Clegg
- Logan:
- William Hurndell
- Nurse Henders:
- Carole Mowlam
- Dr. Sanderson:
- Peter Madden
- Dr. Heindrick:
- Martin Miller
- Sir Charles Thetford:
- John Frawley
- Lady Thetford:
- Peggy Ann Wood
- Louise:
- Mary Yeomans
- The Foreigner:
- Gordon Faith
- Sir James:
- Kenneth C. Benda
- The Face:
- Peter Ducrow
