Panelists: Peter Singer, Renowned philosopher and ethicist; Greg Hunt, Minister for the Environment; Mark Butler, Shadow Minister for Environment; Amanda Vanstone, Former Liberal Senator; and Adrienne Truscott, Comedian, writer, dancer and circus performer.
| Name | Type | Role | |
|---|---|---|---|
| Greg Hunt | Guest Star | ||
| Mark Butler | Guest Star | ||
| Amanda Vanstone | Guest Star | ||
| Adrienne Truscott | Guest Star | ||
| Peter Singer | Guest Star |