Actor and Writer Bios



JESSE BERNSTEIN (writer) has performed in Philadelphia, New York and at regional theatres all over the country, including:  Laughter on the 23rd Floor, Brighton Beach Memoirs, Biloxi Blues and Brighton Beach Memoirs (Walnut Street Theatre); Handle With Care (Montgomery Theater); Enter Laughing (Berkshire Theatre); Diary of Anne Frank (Rubicon Theatre); The Winter's Tale, Macbeth and Richard III (New York Shakespeare Festival); and he originated the role of Reuven in The Chosen (Arden Theatre Company). He has appeared on TV in  Law and Order, Veronica Mars and Days of Our Lives. Directing credits include shows for Walnut Street Theatre, Cardinal Stage, Penn Players, Villanova University, Rutgers-Camden and Philadelphia Young Playwrights. He wrote and produced the short films Allergy (official selection, LA Comedy Shorts; watchable on YouTube) and Us One Night (official selection, NewFilmakers LA, Berkshire Film Festival). As a playwright, Jesse wrote several wide-touring outreach plays and is the bookwriter for 11th Hour Theatre Company's upcoming new musical, Something Like a War.   


MaryMary Guarnieri is an Interdisciplinary artist, performer, and arts educator born and raised in Philadelphia. She graduated Summa Cum Laude from Temple University with duel concentrations in Acting and Musical Theater and a Minor in Dance. Mary currently works as a Resident Teaching Artist and Dance Coach with the Kimmel Center and Walnut Street Theatre, through which she runs several after school and during school drama clubs, workshops, residencies and programs. She is also a certified Yoga instructor and strives to incorporate her expertise in yoga into her arts education to encourage balance, wellness, self-reflection and body positivity! Mary finds most reward and fulfillment through teaching and enriching young artists and performers of the future with all that she has learned and continues to learn. She hopes to inspire students as much as they inspire her.



Matt Head shotMATTHEW MASTRONARDI is a Philadelphia based theatre artist and musician. He has performed, directed, and music directed all over the continental United States as well as in Europe and Asia. He has worked with the Walnut Street Theatre, Arden Theatre Company, 11th Hour Theatre Company, People's Light, Drexel University, Montgomery County Community College, Act II Playhouse, Shakespeare in Clark Park, Media Theatre, and the Wilma Theater just to name a few. Some of Matthew’s favorite acting credits include: Peter and the Starcatcher, A Child's Christmas in Wales, and A Christmas Carol (Walnut Street Theatre); Roadshow, Into the Woods, and Urinetown (11th Hour Theatre Company); Man of La Mancha (Act II Playhouse); Patience (Theater at Monmouth, Maine); The Merry Wives of Windsor (Shakespeare in Clark Park).  In Italy, Matthew appeared in another production of The Merry Wives of Windsor with Teatro delle Due as Sir John Falstaff. Last summer, he was featured in  [Untitled Project] #213 as part of the Edinburgh Festival Fringe in Scotland. Also last summer, Matthew traveled to China to teach and perform Musical Theatre for Sunrise Art Group. Matthew holds a BFA in Musical Theatre from the University of the Arts. To learn more visit


TaylorTaylor J Mitchell is a new Philly actress and recent credits include Disenchanted (De Nova Theatre), F-Word (Bloom Radiant), Lysistrata: Cross Your Legs Sister, Cabaret (Frenchie) (Bucks County Performing Arts), (Walnut Street Theatre): Shrek (Dragon u/s) Fly Guy (Fly Girl), Civil War Voices (Elizabeth Keckley u/s) Pinkalicious (Allison) Christmas Carol (Belle). Instagram: @taymitch__,



DevonDevon Sinclair hails from Upper Darby, PA where he found his love of musical theatre. The Penn State University graduate currently works as an Actor, Emcee, Teaching Artist, and Director/Choreographer in the Greater Philadelphia region. Devon has been seen regionally with the Walnut Street Theatre, Candlelight Theatre, Theatre Horizon, Ritz Theatre and more. As an educator, Devon brings an infectious energy and creativity to every lesson hoping to spark a passion for the arts in every student. Credits, media, and more can be found by visiting