Military service After service in the British Merchant Navy he was a Sub-Lieutenant Observer with the Fleet Air Arm during the Second World War. In 1940, the Swordfish aircraft in which he was flying ditched in the sea off the Dutch coast, following which Davies was captured and interned in the Stalag Luft III prisoner of war camp. He made three attempts to escape, all of which failed.
During his captivity he began to take part in theatre performances, entertaining his fellow prisoners. Acting On his release Davies resumed his career in acting almost immediately, starring in an ex-prisoner of war show, Back Home, which was hosted at the Stoll Theatre, London. He became a staple of British television, appearing in numerous plays and series, including Quatermass II, Ivanhoe, Emergency - Ward 10, Danger Man, The Champions, Doctor at Large (1971), Arthur of the Britons and War and Peace (1972).
He also provided the voice of Professor Ian "Mac" McClaine in the Gerry Anderson series Joe 90. He was the subject of This Is Your Life in October 1962 when he was surprised by Eamonn Andrews in central London. Davies also played supporting roles in many films, appearing briefly as George Smiley in.
He also appeared in several horror films in the late 1960s, including and , as well as such international films as and. Davies is buried at Pistyll Cemetery, near Nefyn in North Wales.