Inga Krischke studied acting, singing and dance at the Folkwang University of the Arts in Essen.
After graduating, she moved to Hamburg for Das Wunder von Bern, where she played Ingrid Lubanski at the Stage Theater an der Elbe. Engagements followed as Dorothy in The Wizard of Oz at the Magdeburg Theatre and as Penny in Hairspray at both the Braunschweig State Theatre and the Dortmund Opera. She subsequently appeared at the Theater für Niedersachsen as Ilse in Frühlings Erwachen at the Staatstheater Nürnberg and Staatstheater Darmstadt as Brenda Strong in Catch Me If You Can and as Diva in Priscilla - Queen of the Desert at the Theater St.Gallen in Switzerland and the Gärtnerplatztheater in Munich. She made guest appearances at the Düsseldorf Schauspielhaus in the David Bowie musical Lazarus and the play Das Rheingold. Eine andere Geschichte.
At the German premiere of the musical Goethe! at the Bad Hersfeld Festival she could be seen as Anne Buff. Most recently she toured Germany, Austria and Switzerland as Scaramouche in the Queen musical WE WILL ROCK YOU. She can currently be seen as Sally Bowles in CABARET at the Düsseldorf Schauspielhaus.