The High Commissioner

An Australian outback police detective is sent on a special assignment to the UK, to return an Australian citizen accused of murder. Only this is not an ordinary man, he is a UN high commissioner for peace talks taking place in London.

The High Commissioner is a 1968 drama thriller movie directed by Ralph Thomas, starring Christopher Plummer, Rod Taylor, Lilli Palmer. It holds an IMDb rating of 6.1/10 from 1,012 votes and runs 1h 41m.