The Unspeakable Act is a 2012 American coming-of-age drama film written and directed by Dan Sallitt. It stars Tallie Medel as Jackie Kimball and Sky Hirschkron as Matthew Kimball, with Aundrea Fares, Kati Schwartz, and Caroline Luft in supporting roles. Framed by her voice-over narrative, the plot focuses on Jackie's unrequited romantic love for her brother Matthew.

Sallitt funded the micro-budget film using his income as a technical writer for the New York City Office of Technology and Innovation, and shot it in Ditmas Park, Brooklyn using sixteen days of accrued vacation time. The film premiered at the 2012 Sarasota Film Festival, where it won the Independent Visions Award. It received a one-week theatrical run at Anthology Film Archives in New York City on March 1, 2013, and was released on DVD and digital media by Cinema Guild on August 20, 2013. It was also screened at the 2012 Edinburgh International Film Festival, where it was nominated for the Best International Feature Film award, and in the 2013 International Film Festival Rotterdam. The film is dedicated to the late French auteur Éric Rohmer.