Directed by Oliver Butler the play featured Kyle Beltran, Quincy Tyler Bernstine, Michael Cyril Creighton, Greg Keller, Jennifer Kim and Thomas Jay Ryan. The play was nominated for the 2018 Off Broadway Alliance Award, Best New Play and the 2018 Lucille Lortel Award, Outstanding Lead Actress in a Play (Bernstine). His play "Log Cabin" premiered Off-Broadway at Playwrights Horizons on June 1, 2018 in previews, officially on June 25. The play involves a tight-knit group of gays and lesbians and is directed by Pam MacKinnon with Jesse Tyler Ferguson starring. Harrison writes for the Netflix original series "Orange Is the New Black". His play "Marjorie Prime" premiered at the Center Theatre Group Mark Taper Forum in Los Angeles, California in September 2014, under the direction of Les Waters. The play featured Lois Smith as "Marjorie", Lisa Emery as "Tess", her daughter, Frank Wood as "Jon", Tess' husband, and Jeff Ward as "Walter", a computer-programmed, pixel-generated companion. The play had a reading at the South Coast Repertory's  2013 Pacific Playwrights Festival on April 28, 2013, directed by Pam MacKinnon. The play was a finalist for the 2015 Pulitzer Prize for Drama, called "a sly and surprising work about technology and artificial intelligence told through images and ideas that resonate." The 2016 Horton Foote Prize for Outstanding New American Play was awarded to "Marjorie Prime". The prize includes a $20,000 monetary award. The play was nominated for the 2016 Drama League Award, for Outstanding Production Of A Broadway Or Off-Broadway Play and Distinguished Performance, Lois Smith; and the 2016 Lucille Lortel Award, Outstanding Director, Anne Kaufman. "Marjorie Prime" opened Off-Broadway at Playwrights Horizons on November 20, 2015 in previews, officially on December 14, and closed on January 24, 2016, directed by Anne Kauffman. The Off-Broadway cast featured Noah Bean, Lisa Emery, Stephen Root, and Lois Smith. The "Variety" reviewer noted that the play "envisions a day in the near future when we'll be able to program robots to serve as humanoid companions for the old, the infirm and the lonely. The play...is also a sensitive study of family dynamics, which makes it all the more engaging." The play has been adapted for a film, written and directed by Michael Almereyda.