[3] He served as a special constable with the Metropolitan Police during the Second World War, witnessing the Blitz at first hand,[4] including the bombing of the Café de Paris nightclub.

He featured as Detective Inspector Berkeley in two episodes of Edgar Lustgarten's drama series, Scotland Yard: "Person Unknown" (1956), and "Bullet from the Past" (1957).

He portrayed another retired military man (Colonel Freddie Danby) in BBC Radio 4's The Archers, taking over the role from Norman Shelley.

Berkeley later performed the role of Winston—a similar character to "The Major"—in the radio comedy Wrinkles by Doug Naylor and Rob Grant.

He rose to prominence posthumously in the 2020s as an icon of Hampshire Cricket Club, thanks to a scene in Fawlty Towers in which he joyfully announces, 'Hampshire won!'