What is the fine-grained topic of the following text: Krista eventually moved back to theatre and worked with Tony Award-winning producer Steven Eich and Tony Nominee Randall Arney at the Geffen Playhouse where she was fortunate to work with luminaries such as Neil Simon, Annette Benning, Debbie Allen, David Hyde Pierce, Marcel Marceu and Uta Hagen. Only return the topic.
Krista's work experience in theatre with notable personalities.