Reporters asked the celebrity how she is handling her mother's death, Goldberg said, "I'm here, but it's not easy."
Her mother, Emma Johnson, died from complications following a stroke.
Goldberg had been doing a limited stint as Mother Superior in the London version of "Sister Act" and immediately returned to the U.S.
"Sister Act" moves to Broadway this season with an opening planned for Spring 2011.
The Associated Press contributed to this report.
