Morris is a frequent writer and director for the humor website Funny Or Die. He is also known for his regular appearances on the Comedy Bang! Bang! podcast and television series, most often playing Bob Ducca, the hypochondriac ex-stepfather of host Scott Aukerman. Morris also hosted his own podcast on the Earwolf podcasting network, Affirmation Nation with Bob Ducca, which debuted in 2011, ran for 144 episodes, and stopped airing on February 29, 2012. As of October 1, 2014, Affirmation Nation released its first of a new run of episodes. However, on May 6, 2015 he published the last episode of Affirmation Nation. He wrote for the Comedy Central sketch series Kroll Show. Morris has also costarred in the Hulu series The Hotwives of Orlando.

Morris has also made numerous guest appearances on comedy programs such as Curb Your Enthusiasm, Parks and Recreation, The League, Reno 911!, Crossballs, It’s Always Sunny In Philadelphia, Maron, How I Met Your Mother, Broad City, Big Lake, Human Giant, and Nick Swardson’s Pretend Time. He has appeared in films such as The Dictator, Step Brothers, Blackballed: The Bobby Dukes Story, and I Love You, Man. In 2012, Morris starred in the comedic web series First Dates with Toby Harris, produced by Yahoo! and Funny or Die.