Markham’s father, whose passion for horse racing influences her upbringing. He supports her independence and fosters her adventurous spirit by enabling her to integrate with the local Kenyan population.

A Royal Air Force pilot who introduces Markham to flying. He is depicted as an encouraging mentor who also cares for her safety, influencing her aviation career.

A Nandi Murani and childhood playmate of Markham who later becomes her trusted co-worker and chief mechanic in her flying endeavors. He exemplifies loyalty and friendship.

A quasi-tame lion on the Elkington estate who attacks Markham when she is a child, highlighting the dangers present in her Kenyan upbringing.

A loyal half-sheep dog, half-bull terrier who accompanies Markham on hunts. He exemplifies loyalty and courage during encounters with wildlife.

A foal delivered and cared for by Markham, gifted to her by her father. Pegasus symbolizes her transition to independence as a horse trainer.

A young filly trained by Markham who unexpectedly wins a crucial horse race, showcasing Markham's skills and bringing her acclaim.