Guest Stars Todd Bridges as Solomon Henry Co Starring Jonathan Gilbert as Willie Oleson Alison Arngrim as Nellie Oleson Bryce Berg as Boy Don Pedro Colley as Dr. Tane Russ Marin as Man Maidie Norman as Mrs. Henry David Downing as Jackson Henry Frederic Downs as Kramer Uncredited Barney the Dog as Jack Cindy Moore as Tall Schoolgirl