Joe 90 Ep.17 | Three’s a Crowd
Mac falls in love with a beautiful American reporter, Angela Davis, but Sam is concerned about their liaison and finds a willing ally in Joe. Accessing Miss Davis’ brain patterns, Joe is able to confirm that she is an enemy agent.
For more classic ITV viewing, watch Joe 90 Ep.12 | Operation McClaine | Full Episode.
For more classic ITV nostalgia, watch Joe 90 Ep.13 – The Unorthodox Shepherd in full.
More classic Gerry Anderson? Watch Joe 90 Ep.14 | Business Holiday in full.
More classic Gerry Anderson? Watch Joe 90 Ep.15 | Arctic Adventure in full.
More from the Gerry Anderson archives: watch Joe 90 Ep.16 | Double Agent | Full Episode.

Mac falls in love with a beautiful American reporter, Angela Davis, but Sam is concerned about their liaison and finds a willing ally in Joe. The situation becomes increasingly suspicious as Angela’s interest in Mac grows, prompting Sam to question her motives and the timing of her arrival. Joe, already alert to the possibility of hidden agendas, steps in to help uncover the truth behind the reporter’s sudden involvement in their world.
Accessing Miss Davis’ brain patterns, Joe is able to confirm that she is an enemy agent. This revelation shifts the tone of the mission entirely, turning what seemed like a harmless romance into a dangerous infiltration attempt. Angela’s presence threatens not only Mac’s safety but also the integrity of the wider W.I.N. operations, making Joe’s discovery critical to preventing further damage.
The episode builds tension around trust, deception, and the vulnerabilities that come with personal attachments. Mac’s feelings cloud his judgment, leaving him unaware of the danger he is walking into. Sam’s instincts prove correct, but it is Joe’s unique abilities that expose the truth and allow the team to act before Angela’s plan can unfold.
As the story progresses, the emotional stakes rise alongside the operational risks. The dynamic between Mac, Sam, and Joe highlights how personal relationships can complicate even the most disciplined spy work. Angela’s duplicity serves as a reminder that threats often arrive in unexpected forms, and that even seasoned operatives can be caught off guard when emotions enter the equation.
The episode blends espionage tension with character-driven drama, showcasing how Joe’s skills are essential not just for high‑stakes missions but also for protecting those closest to him. “Three’s a Crowd” stands out as a story where intuition, loyalty, and technology intersect to reveal a hidden enemy operating behind a friendly façade.
All your favourite, classic ITV shows in one place.

