Robin Williams pays tribute to Robert De Niro earning his AFI Life Achievement Award.
| Name | Type | Role | |
|---|---|---|---|
| Sean Penn | Guest Star | Himself | |
| Hugh Hefner | Guest Star | Himself | |
| Billy Crystal | Guest Star | Himself | |
| Robert De Niro | Guest Star | Himself | |
| Jodie Foster | Guest Star | Herself | |
| Martin Scorsese | Guest Star | Himself | |
| Leonardo DiCaprio | Guest Star | Himself | |
| Beyoncé | Guest Star | Herself | |
| Louis J. Horvitz | Director | ||
| David Steinberg | Actor | Himself (2019 Introduction) | |
| Robin Williams | Actor | Himself |