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Cathleen Riddley

is proud to be an Associate Artist with AlterTheater.   She received two Theatre Bay Area Awards for her work in AlterTheater’s production of The Amen Corner by James Baldwin, for her work as Music Director, and for her star turn as Sister Margaret. She also appeared in the world premiere of Cow Pie Bingo by Larissa FastHorse, and in 2013 co-winner of the National Latino Playwriting Award, Mariseal Treviño Orta’s The River Bride, as Sra. Costa (one of her very favorite roles).  Favorite roles include Mrs. Price in Tree and Aldonza in Man of La Mancha, both at San Francisco Playhouse, Nurse in Medea at African American Shakespeare Company, Pirate King in Pirates of Penzance at Berkeley Playhouse, Calpurnia in To Kill a Mockingbird at TheatreWorks, and Lily in Crumbs from the Table of Joy at the Lorraine Hansberry Theatre.  She has performed in numerous other Bay Area theaters including Marin Theatre Company, Central Works, A.C.T., and Center Rep. She can be seen on the big screen in the feature film La Mission and on the small screen in reruns of the television series Trauma, as well as on a PBS commercial.  Cathleen jumps at every opportunity to participate in readings and workshops of new plays as she is committed to supporting playwrights in developing their work.  She has also been known to do some voiceover work for a variety of companies, including Sutter Health and Leapfrog.  In addition to that, Cathleen sings with two popular Bay Area bands, Sweetie Pie and the Doughboys, and Burnsy’s Sugar Shack.  Cathleen is a proud member of Actors’ Equity Association and Theatre Bay Area, and is a PlayGround company member. She is an alumna of The Juilliard School Drama Division, a certified ASL Interpreter and has an MA from the University of Pennsylvania. A current project close to her heart is working with incarcerated men in San Quentin in their violence prevention program called No More Tears/Healing Circle.




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