Allen Mack

 is a resident of Vault 101 in 2277.

Background
Not much is known of Allen Mack's background, other than that his family. He truly believes that the Overseer is doing everything for the inhabitants of Vault 101.

Relationships
Allen Mack is the husband of Gloria Mack, and the father of Wally, Steve and Susie Mack. His father is Stanley Armstrong, and he's got two sisters, Beatrice Armstrong and Mary Kendall.

Interactions with the player character
When the Lone Wanderer is escaping the Vault, Allen slams on the window of his vault room, calling for the guards and saying that everything is the Lone Wanderer and James's fault.

If the player killed the Overseer during their initial escape, Allen will be elected the new Overseer who is even more oppressive than the previous one and cannot be reasoned with.

Appearances
Allen Mack only appears in Fallout 3.