Displaying remarkable versatility through a wide range of roles in film and television, William Mapother is perhaps most recognizable from his role as Marisa Tomei's husband in the critically acclaimed and Oscar-nominated film IN THE BEDROOM. Along with his fellow cast members, he received a SAG Nomination for Outstanding Performance by a Cast in a Theatrical Motion Picture.
His other feature film credits include WORLD TRADE CENTER, THE GRUDGE, LORDS OF DOGTOWN, MINORITY REPORT, WITOHUT LIMITS, SWORDFISH, and MISSION IMPOSSIBLE 2.
William has worked with such notable directors as Steven Spielberg, Oliver Stone, Stephen Frears, Paul Thomas Anderson, Cameron Crowe, and Robert Towne. Mapother can next be seen in a pair of independent films: starring in MOOLA, along with Treat Williams and Annabelle Gurwitch, and co-starring in THE LATHER EFFECT with Tate Donovan and directed by Sara Kelly (FULL TILT BOOGIE).
His recent television projects include his recurring role as Ethan Rom on the hit TV show LOST as well as the Fox pilot K-VILLE, the Paramount pilot SKIP TRACER, and episodes of CSI, CSI:Miami, Law & Order: SVU, THRESHOLD, NCIS, and CROSSING JORDAN, among others.
While living in New York City, Mapother directed a production of "North of Providence". Prior to acting, he taught grades 7-12 for three years in East Los Angeles for the Los Angeles Unified School District. He grew up in Louisville, Kentucky, and graduated from the University of Notre Dame with a degree in English Literature.