The episode featured guest performances by Luke Adams, John Bunnell, Max Burkholder, Noah Gray-Cabey, Christine Lakin, Brittany Snow, Mae Whitman, and Tom Wilson, along with several recurring guest voice actors for the series.
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In addition to the regular cast, actor Luke Adams, sheriff and television narrator John Bunnell, voice actor Max Burkholder, actor Noah Gray-Cabey, voice actress Christine Lakin, actress Brittany Snow, voice actress Mae Whitman and actor Tom Wilson guest starred in the episode.
John F. Kennedy | Pope John Paul II | Elton John | John | John Lennon | John Wayne | John McCain | John Kerry | John Cage | Olivia Newton-John | John Williams | John Peel | John Adams | John Steinbeck | John Travolta | John Milton | John Zorn | John Marshall | John Howard | John Singer Sargent | John Ruskin | John Updike | John Maynard Keynes | John Coltrane | John Cleese | St. John's | John Waters | John Lee Hooker | John Huston | John Ford |