Guest star and production lineage · GUEST-03
Himself
Broadcasting host identity
What this relationship type claims
echoes the casting of. A casting decision invokes a performer's prior screen identity.
Read from the other side, the same record says has its casting echoed by. There is one record here, not two. Chronology rule for this type: Source must predate target. Violation is a hard validation error.
Chronology
| Side | Work | Where | Year |
|---|---|---|---|
| ↑ earlier | NewsRadio | NewsRadio S03E06 “Awards Show” | 1996 |
| ↓ later | actor history | Bob Costas | — |
The earlier side
Costas appears as host of the broadcasting awards attended by the WNYX staff.
The research describes this side rather than quoting it, so no exact script anchor is attached. The episode link above still resolves.
The later side
Broadcasting host identity
What changes on the way
Shows NewsRadio liked placing recognizable media figures into fictional versions of their professional habitat.
The changed element is part of the evidence rather than noise. A function can move to a different character, a power relation can reverse, several sources can combine, and the same mechanism can produce a different result.
Open follow-up
Useful as a lower-complexity example beside Caan and Chuck D.
How this record is graded
Documented fact Rests on scripts, episodes, commentary, interviews, credits, production documents, or comparable sources.
The source research wrote this status as: “Explicit persona casting”
Sources
- Community Guest Star & Production Lineage Index, Project research (Google Sheets), 2026-09-18 — row GUEST-03What it proves: Nothing on its own. It records casting and personnel facts, each with its own strength label.