 Peter CushingThe Proprietor | The Proprietor |
 David WarnerEdward Charlton | Edward Charlton |
 Donald PleasenceJim Underwood | Jim Underwood |
 Ian OgilvyWilliam Seaton | William Seaton |
 Ian CarmichaelReginald Warren | Reginald Warren |
 Lesley-Anne DownRosemary Seaton | Rosemary Seaton |
 Ian BannenChristopher Lowe | Christopher Lowe |
 Diana DorsMabel Lowe | Mabel Lowe |
 Margaret LeightonMadame Orloff | Madame Orloff |
 Nyree Dawn PorterSusan Warren | Susan Warren |
 Angela PleasenceEmily Underwood | Emily Underwood |
 Jack WatsonSir Michael Sinclair | Sir Michael Sinclair |
 Tommy GodfreyMr. Jeffries | Mr. Jeffries |
 Marcel SteinerThe Face in the Mirror | The Face in the Mirror |
 Wendy AllnuttPamela | Pamela |
 Rosalind AyresProstitute - Edward's First Victim | Prostitute - Edward's First Victim |
 Ben HowardBurglar | Burglar |
 John O'FarrellStephen Lowe | Stephen Lowe |
 Dallas Adams2nd Young Male New Flat Owner (uncredited) | 2nd Young Male New Flat Owner (uncredited) |
| MMichael Crane2nd Workman (uncredited) | 2nd Workman (uncredited) |
| SShaun Curry1st Workman (uncredited) | 1st Workman (uncredited) |
 Helen FraserGuest (uncredited) | Guest (uncredited) |
| SScott FredericksMan at Seance (uncredited) | Man at Seance (uncredited) |
 Brian HallMan on Phone (uncredited) | Man on Phone (uncredited) |
