• title card: SQUARE ROOT OF EVIL superimposed on a reel tape recorder (recreated by Richard McGinlay)

Series 1 — Episode 3
Square Root Of Evil

by Richard Harris

Production No 3367, VTR/ABC/1089
Production completed: January 21 1961. First transmission: January 21 1961.

Cast

John Steed Patrick Macnee regular007
“Five” Heron Carvic ® Police SurgeonDoctor Who
The Secretary Cynthia Bizeray ® regular
Steve Bloom John Woodvine ® regularDoctor WhoDanger ManThe ChampionsThe Saint
Charles Hooper George Murcell ® regularDanger Man007The ProfessionalsThe SaintJason KingRandall and HopkirkThe Champions
Jackie Warren Vic Wise ® regular
The Cardinal (Jimmy Bishop) Alex Scott ® regularDanger ManThe SaintSpace 1999Randall and HopkirkDepartment SJason KingAdam Adamant
Lisa Delphi Lawrence ® Danger ManThe Saint
Carol Wilson Ingrid Hafner regularPolice Surgeon
Dr. David Keel Ian Hendry regularDanger ManPolice SurgeonThe SaintThe Sweeney
Tobert unknown (voice only)
Credits Legend:
Credited
Credited but not listed in press
Credited in press but not on screen
Credited in paperwork only
Uncredited / unattributed role
Crew: 90% opacity
® : illustrated from other sources

* Michael Robbins was originally cast to play Bloom.

Images from other sources: Delphi Lawrence from a publicity still, Alex Scott from “Ghost Squad”: “Ticket for Blackmail”, John Woodvine from “The Man of the World”: “The Bandit”, Cynthia Bizeray from a publicity still, Heron Carvic from a publicity still, George Murcell from “The Four Just Men”: “The Godfather”, Vic Wise from “Kill Me Tomorrow”.


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