[Michael.SF.]

Found this by accident. Watch the Drummer: Levon Helm.

Not sure, but that also may be other members of the group we know as The Band.

Mary Lou -- Ronnie Hawkins

[Pelham]

If you can determine the date of that performance you can find the then current lineup of The Hawks. There’s a list by year at wiki:

https://en.wikipedia.org/wiki/Ronnie_Hawkins#The_Hawks_lineups

If it’s Fall 1961 to late 1963 it’s The Band