In 2015, Callahan released the photo series, "The Dirty War - Selfies of Terrorism, Virtue and Covert Sexuality" which appeared in ELLE Magazine. Callahan works in series, typically photographing herself in a range of attires and props. She shoots her photos alone alone in her studio, embracing various roles as the subject, director, hair & make-up artist, stylist, model and photographer.
Callahan began hosting Highlights of the Week with Chrystal Callahan in June, 2009. It was a subtitled English-language television show in Russia 's North Caucasus Republic of Chechnya .
In 2008, Callahan wrote, produced and directed Greco Roman Grozny, a film about three teens attempting to escape war torn Chechnya through competitive Greco Roman wrestling . 
In July 2010, Callahan launched a new program called "Chechnya Through The Eyes of Chrystal Callahan". It is focused on travel / tourist destinations in the Chechen Republic, Islam and Chechen Culture.
Callahan has been dubbed the "Maverick Model". She embarked on a singing career under the stage name of KRISTALL and became a popstar in the North Caucasus. She performed songs in the Russian and Chechen language .