Recurring Guest Characters Denny Miller 1 guest appearances Terrence O'Flaherty 1 guest appearances Dawn Wells 1 guest appearances Narrator 1 guest appearances Jerry Van Dyke 1 guest appearances Leonard Stern 1 guest appearances Sherwood Schwartz 1 guest appearances Lloyd J. Schwartz 1 guest appearances David Ruprecht 1 guest appearances John Rich 1 guest appearances Tom Bergeron 1 guest appearances Abby Dalton 1 guest appearances Rose Marie 1 guest appearances Peter Marshall 1 guest appearances Henry Winkler 1 guest appearances ⇤ « 1 2 » ⇥