Austin Seven based;....and the driver looks somewhat like Keith Duckworth!
Yes, it's Austin Seven based and I believe built in the late 1950s.
I have only the driver (and possibly constructor's) name so I will award the point to the first person to reveal his surname.
The clue - his surname was the same as a well-known driver of the 1940s-1960s.
I'll
LOCK it for FrontMan to have the first guess.....