Season 4, Episode 11 Frog-Day Afternoon

First Aired: November 25, 1978

Horshack's refusal to dissect frogs may make him fail biology. Horshack: Ron Palillo. Ilona: Dena Dietrich. Julie: Marcia Strassman. Woodman: John Sylvester White. Gabe: Gabriel Kaplan. Mrs. O'Hara: Ellen Travolta.