Pearson was affiliated with the Theatre Guild repertory company in 1927 and 1928. Her fellow actors included Fredric March and Erskine Sanford. Touring many cities, towns and hamlets in the United States, the company's repertory consisted of "The Silver Cord", "The Guardsman", "Arms and the Man", and "Mr. Pim Passes By". Robert W. Lillard, a member of the staff of the New York Herald Tribune, penned "White Flame". The play was presented to audiences at the Vanderbilt Theatre in November 1929. Produced by James Kenney, Pearson was a cast member.