Philip Bryan (The Grinch), Bob Lauder (Old Max), Andreas Wyder (Young Max), Avery Sell (Cindy Lou-Who), Beatrice Crosbie (Grandma Who), Josh Houghton (Papa Who), Mia Rose Lynne (Mama Who), Bella May Mordus (Annie Who), James Schultz (Grandpa Who), Madalen Yarbrough (Ensemble), Mathew Bautista (Ensemble) Hannah-lyn Baxter (Ensemble), Dallyn Brunck (Ensemble), Taylor Drumwright (Ensemble), Caleb Funk (Ensemble), Brian Gay (Ensemble), Hannah Grace (Ensemble), Karma Jenkins (Ensemble), Brian Cedric Jones (Ensemble), Schuyler Midgett (Ensemble), Jonathan Nadolny (Ensmeble), Staci Stout (Ensemble), Chelsea Vann (Ensemble), Jennifer Wilcove (Ensemble).