The top half of the image depicts a still from 1963's The Great Escape's end credits - specifically the credits that list William Russell, who played Sorren in that film. Later that same year, William Russell would play 1st Doctor companion Ian Chesterton on Doctor Who. Another name listed on that end credit still is Nigel Stock who played Professor Hayter in the Doctor Who story Time-Flight. Though not listed in this particular screen grab, actors Angus Lennie and Tom Adams also appeared in The Great Escape and later on Doctor Who. The bottom half of the image shows William Russell as Sorren in The Great Escape.

Great movie!
Plus, the 1963 film cast several actors who would later appear on Doctor Who, including William Russell.

#WilliamRussell
#TheGreatEscape #Sorren
#DoctorWho #IanChesterton