William James Skardon (15 March 1904 [1] - 9 March 1987 [2] ) was an English police officer and intelligence officer.
Born in Woolwich to a police constable, [3] he also joined the Metropolitan Police himself. He was assigned to Special Branch before moving to MI5 in 1940 [4] and became an interrogator and head of "The Watchers" (physical surveillance teams). [5] He was intimately involved with the investigation of the Cambridge Five and the interrogation of Klaus Fuchs. [6]
After rapidly and non-coercively eliciting a confession from Fuchs, Skardon acquired a reputation as a very skilful interrogator. However his own report of the Fuchs interrogation indicates that Fuchs – apparently in a condition of considerable mental stress – volunteered his entire confession with very little prompting. Peter Wright also claimed that the success of that interrogation depended mainly on the detailed brief supplied to Skardon, plus the "listeners" who picked Fuchs's lies to pieces. Skardon's subsequent record in interrogations was considerably less successful, and his success with Fuchs led to these negative results being given too much credence. Some of Skardon's subsequent failures include: