1. Jack Bristow is the father of the central character Sydney Bristow, played by Jennifer Garner.
22 Facts About Jack Bristow
2.
Jack Bristow is highly protective of her and is willing to do anything - torture, kill, even betray his country - to ensure her well-being.
3.
Jack Bristow took the name Laura Bristow and built a cover as an English literature professor.
4.
Jack Bristow, suspected of being complicit in Irina's espionage, was detained and placed in solitary confinement.
5.
Jack Bristow named Arvin and Emily Sloane as Sydney's guardians.
6.
When Jack Bristow was finally cleared, he began drinking heavily and became more of an absentee father, leaving Sydney to be raised by nannies.
7.
About ten years later, Jack Bristow was recruited into SD-6 by Sloane when the Alliance of Twelve was founded, and was one of the few agents who knew the truth behind the cell.
8.
Jack Bristow was Director of Operations at SD-6, and many in the Alliance believed he was a logical choice to take Sloane's place.
9.
Jack Bristow reacted negatively to Sydney's telling him that she had gotten a job at Credit Dauphine, the front company for SD-6.
10.
However, Jack Bristow's reaction made Sydney more determined to be a part of the "CIA".
11.
Jack Bristow later revealed to Sydney that he had recognized her potential, but wanted to keep her away from this life, away from making the choices that he had to and eventually she had to as an agent.
12.
Jack Bristow often used his position as Sloane's chief of operations to structure missions to the CIA's advantage.
13.
Sydney learns in season 2 that Jack Bristow subjected her to Project Christmas, a project that trained and hardwired potential spies.
14.
Jack Bristow initially keeps his condition a secret from his APO colleagues except for Marshall.
15.
Jack Bristow is seen consulting with a doctor who tells him the condition is terminal.
16.
Jack Bristow was a scientist who had developed an experimental treatment for radiation sickness.
17.
Sydney impersonates Irina to get Jack Bristow to reveal the doctor's whereabouts; the man is located and begins a genuine treatment regimen for Jack Bristow.
18.
Jack Bristow learns near the end of the fourth season that he had not in fact killed Irina, but had shot a genetically engineered impostor.
19.
Jack Bristow subsequently reunited with Irina, who chastised him for being so quick to rush to judgment about her, yet said that she understood why he had acted to protect Sydney.
20.
However, he is distracted by the presence of Arvin Sloane within APO, a presence he has authorized; Sloane's behavior appears dishonest, and although Sloane has admitted some of his lies, Jack Bristow remains on his guard.
21.
Jack Bristow becomes a grandfather when Irina and he assist Sydney in delivering her daughter, Isabelle.
22.
Critically wounded, Jack Bristow is taken outside and insists that Sydney leave him and go to Hong Kong in order to stop the final player in Rambaldi's endgame - Irina - and his daughter reluctantly obeys.