What movie clip is seen in Roger Whitaker's video The last farewell?

In Roger Whittaker's video for "The Last Farewell," the movie clip featured is from the 1972 film "The Last Valley," starring Michael Caine and Omar Sharif. The film depicts a group of people in a war-torn valley trying to survive amidst the chaos. The imagery complements the song's themes of loss and farewell, enhancing the emotional impact of the music.