Hermine is a lively and social young woman who closely resembles Haller’s childhood friend, Herman. She engages with Haller in discussions about life, coaxing him out of isolation and into a more social existence.

Pablo is a talented jazz musician who becomes friends with Haller through Hermine. He plays a role in helping Haller explore himself more deeply through unconventional means.

Maria is a friend of Hermine and Pablo, sharing a similar lifestyle with them. She develops a relationship with Haller, serving as an emblem of passion and love.

Mozart and Goethe appear as representations of idealized artistic figures admired by Haller. They symbolize Haller's quest for cultural fulfillment and provide a perspective on how to approach life with humor.