If you have one in 20 gauge,these were offered with either a 26in,or 28in barrel.If you have a Browning magnum shotgun in 12,or 20 gauge,then these were offered in 26in,28in,30in,or 32inch barrels.The same with the non magnum 12 gauge model.
Richard Browning was born in 1987.
Made in 1987. Depending on condition, gauge, barrel length, choke; a few hundred to maybe a thousand
The BSS Sidelock was made from 1983-1987. The scene you describe was not on the gun. Might have been an exhibition piece or custom order.
According to the Browning website, 1987
1987
1987
Look on the barrel/receiver and it will tell you.
1987
1987
1972-1987
1987
It was made in 1987