Dilbert (TV series, 1999) Original animation cel, with painted background The works belongs to the process of creating one the sequences of one episode of the famous cartoon serie. Very Good condition with the signs and normal wear of a drawing used in animation production. Dilbert is an American adult animated sitcom produced by Adelaide Productions, Idbox and United Media, and distributed by Columbia TriStar Television. The series is an adaptation of the comic strip of the same name by Scott Adams, who also served as executive producer and showrunner for the series along with former Seinfeld writer Larry Charles. The first episode was broadcast on January 25, 1999, and was UPN's highest-rated comedy series premiere at that point in the network's history; it lasted two seasons with thirty episodes and won a Primetime Emmy for its title sequence.