A wealthy scientist and host of the engagement party, obsessed with transcendental science. He harbors a violent alter ego, Edward Hyde, and alternates between his sincere, humane persona and his brutal, anti-social transformation via chemical baths.
Jekyll embodies a split identity, representing the psychological and physical duality of human nature.
Lanyon holds a mentorship role over Jekyll, guiding him academically while maintaining professional skepticism.
Jekyll serves as the host of the engagement celebration, while the General is a prominent guest in his household.