The game the two officers are seen playing together is called Connect Four [a two-player connection board game in which the players take turns dropping coloured discs into a seven-column, six-row vertically suspended grid. The pieces fall straight down, occupying the lowest available space within the column. The objective of the game is to be the first to form a horizontal, vertical, or diagonal line of four of one's own discs] and first introduced in 1974 by the Hasbro · Milton Bradley Company.
The first scene with Lord Hall was added in post.
Outpost 10 was the redressed Outpost 11.
More actors were seen for Albert than any other role.
Billy Clarke replaced Bernard Hill.