"I guess that means it's now old enough to be a real folk song," Mr. Guest said.
And using the instruments gave all of the actors, including Mr. Guest, a way to approach their characters.
Mr. Guest himself is a man of many faces.
Mr. Guest said he and the board were appointing a panel of experts to find out what had gone wrong in the original test.
He called Mr. Guest "a most loyal and committed member of the company."
The tape shows an officer pushing Mr. Guest once into the window.
Mr. Guest said that the searchers were very close to the body, but that it was too well hidden.
"As you investigate, things start to come together and sometimes it puts doubts in your mind," Mr. Guest said.
Was the wind too strong for Mr. Guest to face?
Mr. Guest calls it his favorite film, period.