Briggs (Nick Offerman) goes undercover in the children's psych ward; Blake's ex (Sarah Silverman) resurfaces; and Chief and Glenn share a moment.
| Name | Type | Role | |
|---|---|---|---|
| Jason Mantzoukas | Writer | ||
| Kulap Vilaysack | Guest Star | ||
| Sarah Silverman | Guest Star | ||
| Aaron Sanders | Guest Star | ||
| Nick Offerman | Guest Star | ||
| Joshua Rush | Guest Star | ||
| Christian Hutcherson | Guest Star | ||
| Zandy Hartig | Guest Star | ||
| Zachary Gordon | Guest Star | ||
| Rob Schrab | Director |