Went back to the DVD and captured the following screenshots to see if they would shed any light on UW's questions. Again, they are fuzzy but at least if anyone is interested, they can go back to the DVD ...
This one is at 44:20 on the DVD ...
This one is at 46:40 on the DVD ...
Not sure who this is but it looks like the same person to me. He may be the mystery 7th person - he's definitely not an Eagle and it doesn't look like Henry Diltz or Gary Burden to me either (that's Gary in the foreground of the second capture).