Green, along with the rest of the Goodie Mob, had a cameo in the 1999 film Mystery Men, as a member of the Not So Goodie Mob, in which he was credited as “Thomas Burton aka Cee lo”. He also has done voice acting work, voicing Prime Cut Miggity-Mo’ Macdaddy Gizzabang Doggy Dog Dog on the Brak Show episode “Brakstreet” in 2002, Frank and Buddy Z Class of 3000’s Christmas special and as Godzilla in the Robot Chicken episode “Squaw Bury Shortcake” in 2007, and Rev. Rollo Goodlove in the Boondocks episodes “The S-Word” and “The Hunger Strike” in 2008. In 2010, he appeared in T-Pain’s Freaknik: The Musical as Light Skin.
On January 15, 2011, Green both acted and performed on NBC’s Saturday Night Live hosted by Gwyneth Paltrow, who, in November 2010, covered his song “Forget You” on an episode of Glee.