Beginning as a writer for the 1990s NickelodeoncartoonRugrats, Daily joined the crew of the sitcom Frasier in 1999. In total he wrote or co-wrote fifteen episodes of the series and was also one of the show's producers during its last years. After Frasier concluded in 2004, Daily joined fellow Frasier writers Joe Keenan and Christopher Lloyd as a co-executive producer on their short lived sitcom Out of Practice.
In 2006, Daily and Keenan joined Desperate Housewives as a producer and writer. Following Keenan's departure from the show in 2007, Daily was promoted to executive producer, starting with the first episode of the fourth season.
Daily graduated from Carleton College in 1982 with B.A. in English and received an M.A. in English from University of Chicago. He is the husband of the television publicist Janet Daily and the father of Emma Daily, 18, and Owen Daily, 15.