Ferrell has worked as a voice actor in several animated television programs and films, including his portrayal of Bob Oblong, a 1950s-style father with no arms or legs, in the short-lived animated television series The Oblongs.
Ferrell traballou como un actor de voz en varios programas animados da televisión, incluíndo a súa interpretación de Bob Oblong, un pai do estilo dos anos 1950 que non ten brazos nin pernas, na serie animada efémera Os Oblongs.