James

James (mentioned as Dad in the game) is a main character in Fallout 3. He is the Lone Wanderer's (the protagonist) father and is also Vault 101's resident doctor in 2277. One Day he suddenly escapes from the vault for unknown reason with leaving his child (the Lone Wanderer) behind, when authorities of vault learns his escape they turn the vault is a battlefield and then the Lone Wanderer decides to get out of the vault and look for his father in Wasteland.

James is voiced by Hollywood actor Liam Neeson.