
Mortal Engines
2018 • Adventure, Science Fiction • PG-13
Many thousands of years in the future, Earth’s cities roam the globe on huge wheels, devouring each other in a struggle for ever diminishing resources. On one of these massive traction cities, the old London, Tom Natsworthy has an unexpected encounter with a mysterious young woman from the wastelands who will change the course of his life forever.
Runtime: 2h 8m
Why you should read the novel
The original Mortal Engines novel by Philip Reeve offers a far deeper dive into its unique world than the film adaptation. Through rich narrative and vivid descriptions, readers experience the invention, danger, and complexity of giant traction cities clashing in a devastated future. The book allows for more nuanced character development and a gradual unveiling of the world’s mysteries, letting you connect with the story on a more intimate level.
In the novel, Philip Reeve’s writing style brings emotional layers to Tom, Hester, and the cast, exploring their inner struggles and motivations with care. Their journeys are laced with political intrigue, betrayal, and hope, allowing readers to fully witness their personal growth and relationships evolve over time. Such depth is challenging to convey on screen due to time limitations and cinematic constraints.
By reading Mortal Engines, you unlock access to Reeve’s sprawling series and an expanding universe that stretches beyond the movie’s plot. You not only get a broader understanding of the characters’ world but also encounter unforgettable twists, intricate subplots, and a vision that rewards your imagination in ways a film simply cannot.
Adaptation differences
One of the most significant differences between the book and the movie adaptation is the treatment of the characters and their backstories. In the novel, Hester is described as being severely disfigured by a scar, which influences her personality and how others perceive her. The movie notably tones down her scars, altering her appearance to be more conventional and making her more palatable for mainstream audiences. This change impacts the authenticity of Hester’s struggles and the emotional impact of her journey.
The narrative’s scope also differs greatly. The book focuses on Tom’s and Hester’s gradual development, giving readers more time to understand their motivations and to witness the slow unraveling of their pasts and relationships. The movie condenses much of this development due to its runtime, leading to a faster-paced but less nuanced portrayal of character arcs and world-building. Some secondary characters and subplots, particularly those involving the anti-tractionist resistance, are either omitted or significantly streamlined in the film.
Another major difference lies in the story’s tone and themes. Reeve’s novel presents a darker, more morally ambiguous world where survival often comes at a heavy cost, and the lines between good and evil are blurred. The film adaptation simplifies these themes, aiming for a broader, family-friendly appeal and emphasizing action sequences and visual spectacle over the more contemplative elements of the book. As a result, important commentaries about societal collapse, environmental ruin, and human nature are less prominent in the film.
Finally, the resolution and some key plot events are altered in the adaptation. The movie introduces new set pieces, amplifies certain conflicts, and changes the fates of several main characters for dramatic or cinematic effect. These departures from the source material lead to a different emotional resonance and may leave fans of the original book surprised by the new directions and outcomes presented in the film.
Mortal Engines inspired from
Mortal Engines
by Philip Reeve