Tail Gunner was released in November 1979.
Vectorbeam was bought out by Cinematronics after Tail Gunner was released. Once the game was released, Vectorbeam was closed down.
Exidy licensed Tail Gunner for production of cockpit units with the name of "Tail Gunner 2
Licensed to Sega for Japan market.
A Tail Gunner unit appears in the 1982 movie 'Tron'.