The long running, often bitter scientific debate over the origin of birds and the evolution of flight.
| Actor | Role |
|---|---|
 Peter ThomasNarrator (voice) | Narrator (voice) |
| SSankar ChatterjeeSelf | Self |
| LLarry MartinSelf | Self |
| AAlan FeducciaSelf | Self |
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The long running, often bitter scientific debate over the origin of birds and the evolution of flight.
| Actor | Role |
|---|---|
| Peter ThomasNarrator (voice) | Narrator (voice) |
| SSankar ChatterjeeSelf | Self |
| LLarry MartinSelf | Self |
| AAlan FeducciaSelf | Self |