The series 'The Old Man' does not feature any identifiable transsexual characters or themes. The storyline is centered on espionage and a protagonist's past, with no elements related to transgender identity or experiences. Therefore, there is no portrayal to evaluate.

The show features female characters in significant roles, including an FBI agent and a civilian caught in the conflict. While these characters are involved in dangerous situations and use firearms, there are no depicted scenes where a female character defeats one or more male opponents in direct physical combat using skill, strength, or martial arts.

The show "The Old Man" is an adaptation of Thomas Perry's novel. All major characters retain the same gender as established in the source material.

The show is an adaptation of a novel. For all major characters, their on-screen race aligns with their established race in the source material. For characters whose race was not specified in the novel, their portrayal does not constitute a race swap per the defined exclusion criteria.