Haysbert was the first actor to portray DC Comics character Kilowog, a member of the Green Lantern Corps, in a medium outside of comics. He provided the voice of Kilowog on various episodes of "Justice League" and "Justice League Unlimited". On March 4, 2006, Haysbert guest-starred on the "Saturday Night Live" episode hosted by Natalie Portman as the host of a live-action/animated "TV Funhouse" cartoon called "Belated Black History Moment". In his role, Haysbert paid homage to fictional short-lived Saturday morning cartoons featuring black characters, such as Ladysmith Black Mambazo in Outer Space. He also portrayed Nelson Mandela in "Goodbye Bafana" (also released under the name "The Color of Freedom"). Haysbert portrayed the lead character Jonas Blane in the CBS military action-drama "The Unit". He hosted and narrated the Military History Channel presentation of "Secrets of Pearl Harbor", which documented his scuba dives with a film team on World War II-era Japanese and American warships in the Pacific Theater. In March 2013, Haysbert narrated the documentary "The World According to Dick Cheney" on the Showtime television channel. May 19, 2014, Haysbert also featured in the fifth episode of the fourth season of Boondocks as Reverend Sturdy Harris. In 2015, Haysbert played Detective John Almond in "Backstrom".