Pencils and inks credit from Alberto Becattini, added March 2007. adaptations of newspaper strip stories
Script credit formerly "Mike Peppe (?)". Dick Wood credit from Martin O'Hearn.
Lee Falk text biography
Inks credit from Alberto Becattini, added March 2007. Previous indexer credited Werner Roth.
Scripting credit from Martin O'Hearn. Based on Mandrake the Magician daily (King Features Syndicate) 1957-05-20 - 1957-07-27 [original title: The Penthouse Mystery].