Dating from 1966, this is a  Ben Zuckerman coat-' Meticulous tailoring in a white double-breasted coat in nubby Anglo Fabric.'
This coat was shown in a tie-in advertisement for the movie 'The Chase', staring Robert Redford, Jane Fonda and Marlon Brando. It is not indicated whether this coat was used in the movie or was just inspired by the The Chase.