Cariou narrated Major League Baseball's World Series films from 1992 to 1997. In addition, he was the narrator of "An Amazin' Era", a video commemorating the twenty fifth anniversary of the New York Mets franchise. He narrated both the original 1986 version and an update that was produced in 1989. He has recorded a number of books, including several by Michael Connelly, for audiotape release. He also narrated the 1989 Academy Award-winning documentary "The Johnstown Flood". In 2009, Cariou portrayed Franklin D. Roosevelt in the HBO movie "Into the Storm", earning an Emmy nomination for Outstanding Supporting Actor in a Miniseries or a Movie. He played an American naval officer in 2013's "den Orolige Mannen" (the Troubled Man), adapted from one of Henning Mankell's Kurt Wallander novels.