Robin Williams pays tribute to his friend and comedic idol, Jonathan Winters, excerpted from the 1999 Kennedy Center Mark Twain Prize for American Humor.
| Name | Type | Role | |
|---|---|---|---|
| Peter Kaminsky | Writer | ||
| Bob Kaminsky | Writer | ||
| Robin Seidon | Producer | ||
| Robin Williams | Guest Star | Himself | |
| Eugene Levy | Guest Star | Himself | |
| Steve Allen | Guest Star | Himself | |
| Michael McKean | Guest Star | Himself | |
| Sid Caesar | Guest Star | Himself | |
| Bonnie Hunt | Guest Star | Herself | |
| Jonathan Winters | Guest Star | Himself / Honoree | |
| Robert Wuhl | Guest Star | Himself | |
| Lauren Gray | Executive Producer | ||
| Christine Clark Bradley | Director | ||
| Bob Kaminsky | Creator | ||
| Mark Krantz | Creator | ||
| Peter Kaminsky | Creator |