"bojack horseman" is an american animated sitcom created by raphael bob-waksberg. the series stars will arnett as the eponymous character, bojack horseman, the washed-up star of the 1990s sitcom "horsin' around". in the first season, bojack plans his big return to celebrity relevance with a tell-all autobiography that he dictates to his ghostwriter diane nguyen (alison brie). bojack also has to contend with the demands of his agent and on-again-off-again girlfriend, princess carolyn (amy sedaris); the misguided antics of his freeloading roommate, todd chavez (aaron paul); and his frenemy, mr. peanutbutter (paul f. tompkins), who is also nguyen's boyfriend. the series satirizes hollywood, celebrity culture, and the film industry.