The film is based on the life of Frank Abagnale Jr., who gained notoriety for his elaborate impersonations and forgeries. While the film portrays many of his exploits, it also takes significant liberties with the timeline and details of his cons. Some events are exaggerated or combined for narrative purposes.

Carl Hanratty, the FBI agent who pursued Abagnale, is a composite character based on several agents involved in the case. The film portrays their cat-and-mouse chase, but it takes liberties with the timeline and the specifics of their interactions.

The film portrays a close but complex relationship between Abagnale and his father, who is shown as both supportive and disappointed in his son's actions. While the film captures some aspects of their dynamic, it also simplifies and dramatizes their relationship.

Paula Abagnale was Frank Jr.'s real mother, and the film portrays her role in his life. However, as with other characters, some details of her life are fictionalized.

Brenda Strong is based on a real person Frank met, and the movie does follow the general idea of their meeting, and their relationship, but some of the details of her life and their interactions are dramatized for the film.

Abagnale did impersonate a Pan Am pilot, even though he was a teenager. He exploited loopholes and uniforms to travel the world for free, a feat that is accurately depicted in the film.

Abagnale's expertise in forging checks and manipulating bank systems is a core element of his story and is accurately portrayed in the film. He defrauded banks out of millions of dollars.

While Abagnale did impersonate a doctor, the film's portrayal of his time as a hospital resident is exaggerated. He worked as a supervisor of residents but did not perform medical procedures as extensively as shown in the film.

Abagnale did pass the Louisiana bar exam and worked as a lawyer, but the film's depiction of his legal career is condensed and dramatized. He did not argue cases in court as extensively as the film suggests.

The film's depiction of Abagnale's escape from the airplane through the toilet is a dramatic fabrication. There is no evidence to support this event.

The film suggests that Abagnale's cons were motivated by a desire to reunite his parents and to impress his father. While these may have been contributing factors, the film simplifies his complex motivations. The film's portrayal is somewhat romanticized.

The film depicts Abagnale's eventual capture in France and his imprisonment. This event is historically accurate, although the film condenses the timeline and simplifies the legal proceedings.

The film's ending shows Abagnale working for the FBI, using his knowledge of fraud and forgery to help catch other criminals. This is based on Abagnale's real-life career as a security consultant.

The film's overall tone is lighthearted and entertaining, with a focus on Abagnale's charm and ingenuity. While this makes for an enjoyable film, it also downplays the seriousness of his crimes and their impact on victims. The film's portrayal is somewhat romanticized and lighthearted.