A classically trained actress, Klahr has appeared on stages across the United States as well as performing in England, Ireland, Scotland, and South Korea. She began performing as a child, and has appeared in over 100 plays, musicals, and stage revues. She is a member of AEA, SAG/AFTRA, and the Dramatists Guild of America.
In 2013, she was one of the 21 international actors from 13 countries who were selected to be International Acting Fellows at Shakespeare's Globe Theatre in London.
She currently lives in Brooklyn with her husband.