A 21-year-old Métis girl traveling to Gaspé, who joins Jack on his journey and becomes an influential part of his travels. Her mixed heritage and independent spirit challenge and inspire Jack.

Jack's older brother, who has been out of touch for 15 years, is admired by Jack for his strength and adventurous past. Théo's character is viewed largely through Jack's memories and perceptions.

An old man who travels with Jack and La Grande Sauterelle in Nevada and shares insights into Théo's journey. He is characterized by his transient lifestyle and distinct perspective on travel.

Jack's minibus, which he affectionately calls "The Volks," serves as a reliable companion on the journey, with its own quirks and history that add depth to their travels.

Théo's former girlfriend who works in a glass showcase in San Francisco and provides Jack with information about Théo's time in the city. Originally from Montréal, she offers perspective on resilience and survival.

A tall and warm resident near Chimney Rock who reminisces fondly about Théo's visit years ago. Her strength and light-heartedness leave a positive impression on Jack.

The poet and bookstore owner who fondly recalls Théo's frequenting of poetry readings in San Francisco. He helps guide Jack towards learning more about his brother's past.