Marie Walcamp

Billie

Pat O'Malley

Kern Thodes (early chapters)

Thomas G. Lingham

Starr Wiley

Alfred Allen

Gentleman Geoff

Evelyn Selbie

Tiajuana

William Dyer

Truman Van Dyke

Kern Thodes (later chapters)

Leon De La Mothe

The Vulture

Andrew Waldron

Edgar Allen

J.P. McGowan