Philippe Thirault is a French novelist and comics writer who was born in Paris in 1967. In the late 1990s, he published the novel Feathered Serpent, the trilogy Hemoglobin Blues, and his first comic series, the critically acclaimed Miss: Better Living Through Crime. He has since become a very prolific comic book creator, writing series such as Thousand Faces, The Hounds of Hell, Balkans Arena and Mandalay. He often writes stories with a historical or fantastic setting and runs writing workshops in Paris.

Roberto Zaghi began working as a cartoonist in the 90s, for the Sergio Bonelli publishing house. Over the years he has illustrated issues of various genres for the series Zona X, Nathan Never, Legs Weaver, Orfani and Julia—the latter having met with great success in Italy. He has also illustrated seven books by Thomas Silane for Bamboo / Grand Angle and several years ago he joined the artistic team of the western comic series Tex Willer. Star-Crossed is his second book with Humanoids, the first, Makhno: Ukrainian Freedom Fighter, released in 2022.