Formerly on undifferentiated record n 2004004524

Cleaner, 2008 (Matthew Aldrich, screenplay writer; film not viewed)

Internet movie database, viewed Jan. 9, 2009 (Matthew Aldrich, writer, actor)

Coco, 2018: credits (screenplay by Matthew Aldrich)

Pugetsound.edu, website of University of Puget Sound, announcement of guest lecture by Matthew Aldrich, March 3, 2016, accessed February 23, 2018: (Matthew Aldrich, screenwriter; holds a BA in theater from UCLA with an emphasis in playwriting; worked for Pixar Studios, 2012-2015)

IMDb, July 6, 2018: (Matthew Aldrich, writer, actor)