The Cave Patrol
The Cave Patrol is a private organization founded by Professor Jean Monnier. It is comprised of four members: spelunker and geologists Terry Bronx and Sandy Crown; Native American Seminole Poldus and African American Tobie Drugg. It has fought the underground empires of the Mods and their inhuman allies, the Gheos, who plotted to invade the surface world, and assisted Zembla and the Strangers in various missions.
included in volume 1 dedicated to The Kings of the Depths.