The character Patch Quartermain, played by Tim McInnerny, is confined to a wheelchair due to an accident. McInnerny played the character Max in Notting Hill whose wife, Bella (played by Gina McKee) was confined to a wheelchair due to an accident.
The jacket and tie combination worn by Rowan Atkinson during the scenes set in Mozambique are almost identical to those he wore in the unofficial James Bond movie 'Never Say Never Again' almost thirty years earlier, in which he also featured as an inept secret agent.
The first song is I Believe In You by Rumer. The song during the extra scene is "In the Hall of the Mountain King" by Edvard Grieg.
Does Bough, Johnny English's sidekick, appear in this film?
Ben Miller, who played Bough, stated on his Twitter account that he spent time filming a short appearance but the scene does not appear in the final film. It most likely did not make the final cut.
The scene can be watched on the deleted scenes.