In this promotional short for the feature film Doctor Zhivago (1965), director David Lean explains why he chose the performers for the leading roles in the movie.
| Actor | Role |
|---|---|
 David LeanSelf | Self |
 Robert BoltSelf | Self |
 Omar SharifSelf | Self |
 Geraldine ChaplinSelf | Self |
 Julie ChristieSelf | Self |
 Tom CourtenaySelf | Self |
 Siobhán McKennaSelf | Self |
 Ralph RichardsonSelf | Self |
 Rita TushinghamSelf | Self |
| JJohn BoxSelf (uncredited) | Self (uncredited) |
| PPhyllis DaltonSelf (uncredited) | Self (uncredited) |
| FFred FoyNarrator (uncredited) (voice) | Narrator (uncredited) (voice) |