Sebastian is an one-time and minor character that appearing episode debut on All Grown Up! "Bad Aptitude" and he is voiced by Margit Furseth. Gallery You can find Sebastian gallery here. Retrieved from "https://rugrats.fandom.com/wiki/Sebastian_(Character)?oldid=160863" Categories: Characters Minor Characters One-time characters All Grown Up! All Grown Up! characters Humans Males One show characters Preteens Jim Jr. Junior High students Kids Children African American Community content is available under CC-BY-SA unless otherwise noted.