The class chooses elements for their projects on the periodic table. Little does Marshall know he will take on characteristics of several elements as he struggles with the legacy of his brother, who Marshall does not like, when he comes to Blake Holsey for a visit.
| Name | Type | Role | |
|---|---|---|---|
| Ian G. Saunders | Writer | ||
| Liam Titcomb | Guest Star | ||
| Marc Delvin | Guest Star | ||
| Aaron Poole | Guest Star | ||
| Sheri Elwood | Director |