Doc Dantalion was a Birastrop memory-sculptor. This meant he could alter or remove memories. He did his work in one of Earth's undercities. Dantalion removed Homeless Friendless' memories of his captain's treachery that lead to the destruction of their homeworld. He had also removed Roz's memories of her former partner's betrayal. He eventually restored Homeless and Roz's original memories. (PROSE: Original Sin)
Dantalion was one of the guests at Benny and Jason's wedding in Cheldon Bonniface. (PROSE: Happy Endings)