A shocking Frasier theory suggests that Martin Crane may have actually faked needing physical therapy, although his reasons are decidedly pure. One of the most successful TV spinoffs of all time, Frasier saw former Cheers barfly Frasier Crane relocate to Seattle and settle into his new job as a psychotherapist with his own radio show. The premise of Frasier involves the wealthy doctor taking in his ailing father and hiring a physical therapist to support the old man in his recovery from an injury sustained during his career as a police officer.

The physical therapist selected by Martin is Daphne Moon, a young working-class woman from Manchester. Although he initially chooses her specifically because he believes she will irritate Frasier, she soon becomes an integral part of the Crane family's dynamic — and later a part of the family itself. Her apparent incompetence as a physical therapist is used in many episodes for comedic effect, yet her skill at her profession might never have been important to Martin at all.

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One theory is that Martin actually faked the effects of his injury. And there is a compelling amount of evidence to support the idea. Martin Crane is one of Frasier's main characters and often serves as the foil to his snobbish sons. The dysfunctional dynamic of the Crane family is central to the show's premise, but it's well established that Martin yearns to feel closer to his sons, and this forms the backbone of the theory. By faking the severity of his injury, Martin's quality of life significantly improves, and while it might paint him as selfish, this theory posits that his deception stemmed from a place of love.

Martin Was Miserable Before Moving In With Frasier

Martin Crane and Frasier Crane in The Apparent Trap episode of Frasier

As Frasier's pilot episode concerns Martin (John Mahoney) moving in with his older son, Frasier (Kelsey Grammer), there are precious few glimpses into the Crane patriarch's life before the show. One of the best looks afforded at Martin pre-Frasier comes in season 3, episode 24, "You Can Go Home Again," which features a flashback to Frasier's return to Seattle. In the episode, Frasier and Niles (David Hyde Pierce) visit Martin, who lives alone, and he's shown to be a far grouchier, less jovial character, who clearly shares a tense and distant relationship with his sons.

In the flashback, Martin appears to be lonely above all else. This is referenced several times throughout Frasier's run, as Martin and Frasier's co-habitation eventually proves to be cathartic for them both. Martin's loneliness and general low mood before moving in with Frasier add context to the theory of him faking his injury, particularly as he brings it up immediately upon being reunited with his sons in the flashback, hinting that he wants to reconnect with them but isn't sure how to approach the matter.

How Daphne Made Martin Crane's Life Better

Martin reads the Rose and the Rapier

The introduction of Daphne (Jane Leeves) to Frasier, Martin, and Niles's lives prompts a major shift in their dynamic. Initially, Martin is outnumbered by his sons, whom he shares very little in common with, and his choice of Daphne as his physical therapist gives him a companion who better understands him. In this, Daphne enriches Martin's life in a way that makes her indispensable within Frasier's narrative.

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After being hired as Martin's physical therapist, Daphne soon becomes his closest friend. She often acts as a buffer between Martin and Frasier, giving the father a better opportunity to begin to understand and get to know his son. In addition, Niles's infatuation with Daphne means that not only does Martin get closer to his older son, but his younger too, as Niles begins to regularly find excuses to visit. Daphne's place in Martin's life facilitates better relationships with both Frasier and Niles, making her role as his physical therapist important to him far beyond the therapy she offers.

Daphne Also Made Frasier And Niles' Lives Better

frasier first date david hyde pierce niles daphne

The other side of this dynamic is the way that Daphne enriched Frasier and Niles's lives, too. Her facilitation of the Crane sons' relationship with their father was important for the two brothers, but on a personal level, Daphne also helped both Frasier and Niles in different ways. Her presence made Niles happier and more relaxed, and her quirks helped keep Frasier grounded. As a result, both Frasier and Niles become more down-to-earth, meaning that they also benefit from Daphne's presence — and, by extension, Martin's physical therapy.

Martin's Injury Brought Him Closer To Frasier And Niles

frasier crane martin niles

The genius of Frasier's premise is that Martin, Niles, and Frasier Crane are very different people. Their relationship leading up to the show's pilot episode was incredibly strained, and the tension their difficulties caused between them proved to be a significant part of the show for many years. In fact, it's only through guilt over Martin's injury that Frasier invites his father to live with him, meaning that the injury itself contributed to the better relationship the Crane brothers shared with their father in later seasons.

While resolving their differences took time, Martin's injury always prevented his independence. This seemingly kept him reliant on Frasier's kindness and also gave Frasier a reason to take a vested interest in Martin's life. Niles's role in the dynamic was only secured by Daphne's continued presence in Frasier's home, and therefore maintaining the injury was vital for Martin to continue sharing a closer relationship with his sons.

Related: Frasier Almost Cut The Most Important Character & Killed The Show

Frasier Showed Martin Faking His Physical Therapy

Martin on his way to the Snack Machine in Frasier

Throughout the show's run, John Mahoney's Martin Crane was one of Frasier's most relatable characters. However, on occasion, Martin would be shown to be more capable than he let on, implying that his injury was not as severe as it was made out to be. In later seasons, his physical ailments become less relevant, particularly once Niles and Daphne marry and the pretense is no longer so important. Martin also repeatedly refused to do the exercises set out for him by Daphne, and was rarely seen engaging with any genuine form of physical therapy, hinting that he didn't need it after all. Instead, Daphne was simply a part of the Crane household, and Martin ensured that she remained that way by carefully playing up the severity of his injuries.

Though this might paint Frasier and Niles's father a manipulative man, all evidence points to his noble intentions. His injury gave him a reason to put his pride aside and rely on his sons and their kindness, which resulted in the healing of their family dynamic and a much closer relationship for them all. Daphne also proved to be the perfect addition to the family, and Martin's injury was the sole purpose for her place in Frasier's home. By faking his need for physical therapy, Martin Crane was able to ensure a closer relationship with his children and a better quality of life for them all, meaning that his lie was the driving force behind Frasier's entire premise.

Next: Frasier Theory Suggests He's Secretly A Terrible Psychotherapist