Full Cast - Master Keaton (TV) (episodes 1 to 26)
- 1. Man in a Maze
Recurring: Ross Douglas (Daniel O'Connell)
Episodic: David Palffy (Leon Papas), Derek Peakman (Ox Bayear), Ellen Kennedy (Student), French Tickner (David Markus), Michael Dobson (Driver), Paul Dobson (Bayer's Associate), Venus Terzo (Sofia), Ward Perry (Office Secretary)
- 2. Little Giant
Recurring: Ross Douglas (Daniel O'Connell)
Episodic: Brian Drummond (Tonio), Dale Wilson (Stuart Pitock), Lee Tockar (John), Michael Dobson (Bounty Hunter), Paul Dobson (Bounty Hunter), Sam Vincent (Bounty Hunter), Scott McNeil (Walter)
- 3. Strange Tale of Lasagna
Episodic: Brian Drummond (Alan), Chantal Strand (Flora), Lee Tockar (Priest), Pauline Newstone (Ms. Belnine), Trevor Devall (Franco), Ward Perry (Office Secretary)
- 4. Immortal Man
Episodic: Richard Newman (Andrei Semionov)
- 5. Paris Under the Roof
Recurring: Kelly Sheridan (Yuriko Hiraga)
Episodic: Brian Drummond (Adult Student), Ellen Kennedy (Adult Student), Paul Dobson (Adult Student), Pauline Newstone (Adult School President), Ron Halder (Yuri Scott), Scott McNeil (Adult Student), Trevor Devall (Adult Student)
- 6. White Goddess
Episodic: Alison Raine (Anna Plummer), Andrew Kavadas (Edward Langley), Cathy Weseluck (Old Woman, Anna's Mother), Daphne Goldrick (Lady Langley), Kelly Sheridan (Young Anna)
- 7. Memories of Summer Pudding
Recurring: Kelly Sheridan (Yuriko Hiraga), William Samples (Tahei Hiraga)
Episodic: Alaina Burnett (Akemi), Cathy Weseluck (Mrs. Shinjo, Young Taichi), Nicole Oliver (Patricia Keaton), Pam Hyatt (Mrs. Murata), Ward Perry (Mr. Shinjo)
- 8. Negotiator's Rule
Episodic: Brian Dobson (Kidnapper), Donna Yamamoto (Mrs. Takita), Hiro Kanagawa (Fumio Hisayama), Ken Pak (Kouzo Takita), Russell Roberts (Insp. Douglas), William Samples (Superintendent Costner)
Unidentified roles: Mr. Takita
- 9. Journey with a Lady
Recurring: Ross Douglas (Daniel O'Connell)
Episodic: Brian Drummond (Conductor), Michael Adamthwaite (Heinrich), Michael Dobson (Conductor), Patti Allan (Helmina), Scott McNeil (Resistance Member), Trevor Devall (Conductor)
- 10. Charlie
Episodic: Alex Doduk (Young Charlie), Brian Drummond (Reporter, Party Guest), Don Brown (Inspector), Ellie King (Charlie's Mother), Michael Dobson (Party Guest), Nicole Oliver (Reporter), Paul Dobson (Charlie Chapman), Trevor Devall (Reporter)
Unidentified roles: Garner, McBain
- 11. Special Menu
Recurring: Kelly Sheridan (Yuriko Hiraga), Ross Douglas (Daniel O'Connell), William Samples (Tahei Hiraga)
Episodic: Alistair Abell (Roddy), Michael Andaluz (Shou), Richard Yee (Huk-Shu), Rosa Yee (Son-Rei)
- 12. A Case for Ladies
Episodic: Brian Drummond (Regatta Team Member), French Tickner (Florist), Michael Adamthwaite (Walter Goldman), Nicole Oliver (Doris Goldman), Shirley Millner (Mrs. Burnham), Trevor Devall (London Detective)
- 13. A Peaceful Death
Episodic: Doug Abrahams (Connelly's Grandfather), James O'Shea (Donovan), Michael Kopsa (Richard Connelly), Paul Kloegman (Old Man), Reece Thompson (Young Connelly)
- 14. Wall in One's Heart
Episodic: Beatrice Zeilinger (Teresa), Brenna O'Brien (Clara), Colin Murdock (Shreider), David Palffy (Kohl), Ellen Kennedy (Rosa's Friend), French Tickner (Klause), Jillian Michaels (Hanna), Lee Tockar (Kurt), Ron Halder (Gotrope), Scott McNeil (Herr Molitz)
- 15. Long Hot Day
Recurring: William Samples (Tahei Hiraga)
Episodic: Eli Gabay (Hunter), Paul Kloegman (Michael Robert)
- 16. The Elm Tree Forever
Episodic: Doug Abrahams (Lord Fenders), Ellen Kennedy (Secretary), French Tickner (Greenpark), John Murphy (Robert Fenders), Ron Halder (Malone)
- 17. A Mansion of Roses
Recurring: Ross Douglas (Daniel O'Connell)
Episodic: Moneca Stori (Flora Lyman), Paul Dobson (Charlie Chapman), Scott McNeil (Priest)
- 18. Faker's Miscalculation
Episodic: Brian Drummond (Travis), Lee Tockar (Galade), Mackenzie Gray (Prof. Benington), Michael Dobson (Stephane), Sanders Whiting (Webb)
- 19. Into the Vast Sky...
Recurring: Kelly Sheridan (Yuriko Hiraga), William Samples (Tahei Hiraga)
Episodic: Bill Switzer (Shinsuke Yunase), David Kaye (Shinsuke's Father), Farrell Spence (Shinsuke's Mother)
- 20. The Island of Coward
Episodic: Fred Henderson (Jonathan), Lee Tockar (Otto), Mark Oliver (Herman), Matt Walker (Det. Rupert), Michael Adamthwaite (Eric), Michael Kopsa (Karol), Nicole Leroux (Helen), Terry Klassen (Foster), Trevor Devall (Tomasz)
- 21. The Thistle Emblem
Recurring: William Samples (Tahei Hiraga)
Episodic: Anna Cummer (Ann MacRae), Brian Drummond (Mikami), Jonathan Holmes (Angus), Michael Kopsa (Prof. Amada)
- 22. Chateau Lajonchee 1944
Episodic: Ari Solomon (Victor Chanbonne), French Tickner (Libero), Iris Quinn (Marguerite)
- 23. No Way Out
Episodic: Brian Dobson (Jack), Brian Drummond (Petrol Station Clerk), Dale Wilson (Brue Kendall), Lee Tockar (Andy), Russell Roberts (Police)
- 24. The Day the Op Was Born
Recurring: Ross Douglas (Daniel O'Connell)
Episodic: Anna Cummer (Student), Ari Solomon (Prof. Stevens), Mark Gash (Powell), Mark Oliver (Supervisor Davis), Patrick Creery (Atkins)
- 25. Kalihman of the Desert
Episodic: Brian Drummond (Yamamoto), David Palffy (Karim Muhammad), John Prowse (Abdullah Abbas), Michael Dobson (Abbas' Second), Paul Kloegman (Prof. Collins), R. Nelson Brown (Prof. Takakura)
- 26. Family
Episodic: Brian Drummond (Eliah's Father), Danny McKinnon (Eliah), Ellen Kennedy (Eliah's Mother), Eva de Viveiros (Neumann's Wife), John Prowse (Thomas Wenner), Lee Tockar (Skinhead), Lyle St. Goddard (Karl Neumann), Trevor Devall (Skinhead)