Jackson Lamb is a compelling character from the gripping series centered on British intelligence, specifically MI5. As the head of Slough House, a notorious division where agents who have made mistakes are assigned, he embodies a blend of cynicism and sharp wit. Played by the talented Gary Oldman, Lamb’s character is marked by his unkempt appearance and a penchant for alcohol, reflecting his disillusionment with the intelligence community. Despite his rough exterior and often sarcastic demeanor, Lamb is a seasoned operative whose experience and instincts make him a formidable force in the world of espionage.

Trivia/Facts

• Jackson Lamb is a fictional character from the series based on British intelligence. He works for MI5 as the head of a place called Slough House. The character is portrayed by actor Gary Oldman. Lamb appears in all four seasons of the series, showcasing his unique personality and skills.
• Lamb was recruited into MI5 by David Cartwright. Before 1996, he served as a senior intelligence officer within the agency. He was stationed in East Berlin during the Cold War, dealing with complex political issues. He worked closely with Cartwright and Director-General Charles Partner at the Regent’s Park Headquarters.
• During his service, Lamb discovered that Partner was secretly informing the KGB. He and Cartwright decided to provide Partner with false information for years. Eventually, they decided to eliminate Partner due to his betrayal. After this, Lamb wished to leave MI5 but ended up managing Slough House.
• Slough House is seen as a dumping ground for MI5 agents who have made mistakes. Lamb’s character has become slovenly and alcoholic since managing Slough House. He often consumes large amounts of whiskey, chain-smokes, and eats takeout. His appearance and lifestyle reflect his disillusionment with the intelligence service.

Gary Oldman in Slow Horses (2022)

• Lamb has a sarcastic and rough demeanor, often making jokes about his team. He wakes up to loud sounds and doesn’t take things too seriously. He often complains about MI5, referring to it as “MI-useless.” Despite his flaws, he is dedicated to his work and team.
• Lamb often interacts with his team members like River and Sid in a humorous yet critical manner. He encourages River to quit when he makes mistakes, showcasing his tough love approach. He gives sarcastic remarks and directives, making it clear who is in charge. Lamb acknowledges the team’s mistakes but often pushes them to improve.
• Lamb faces various challenges, including unresponsive higher-ups and team issues. He deals with cases that put his team in danger, such as the kidnapping of a nationalist. Despite these complexities, he maintains a sense of humor, even in serious situations. His experience and instincts often lead him to uncover hidden truths.
• Lamb is highly skilled at investigating and solving cases. He frequently interrogates suspects and uncovers hidden information. His past experiences with betrayal help him navigate current challenges. He takes calculated risks to protect his team and fulfill his duties.
• Throughout the series, Lamb confronts various enemies, including ex-KGB members. He faces threats that test his resolve and intelligence. In one tense encounter, he deals with Nikolai, who seeks revenge for past betrayals. Lamb’s courage and wit are highlighted during these confrontations.
• In the series, Lamb confronts Nikolai in a dramatic showdown. This confrontation reveals past mistakes and long-held grudges. Chaos erupts in London, and Lamb’s leadership is put to the test. His character development showcases his growth from a disillusioned officer to a dedicated protector of his team.

Gary Oldman in Slow Horses (2022)

Jackson Lamb’s Relationship with Other Characters

• River Cartwright: River is a young agent working under Lamb. Lamb often criticizes River but also guides him through challenges. Their relationship is a mix of tough love and mentorship. Lamb sees potential in River but isn’t afraid to point out his mistakes.
• Catherine Standish: Catherine is another key member of Lamb’s team. She often acts as his assistant and keeps him in check. Lamb respects her abilities, even if he pretends otherwise. Their interactions are filled with banter, showing a strong professional bond.
• David Cartwright: David is a former mentor to Lamb and a significant figure in his past. They share a complex history, having worked together during critical times. Lamb trusts Cartwright but also feels burdened by their shared secrets. Their relationship reflects loyalty mixed with the weight of betrayal.
• Diana Taverner: Diana is a high-ranking official in MI5 who often clashes with Lamb. She is ambitious and sees the bigger picture, which sometimes conflicts with Lamb’s methods. Their interactions are tense, filled with power struggles and differing priorities. Despite their differences, they both respect each other’s expertise.

Gary Oldman in Slow Horses (2022)

• Min and Louisa: Min and Louisa are part of Lamb’s team at Slough House. They often find themselves caught up in his chaotic plans. Lamb treats them with a mix of sarcasm and genuine care. Their teamwork is essential, even if Lamb’s leadership style is unconventional.