arranged by, conductor Pete Rugolo
bass Joe Mondragon
drums Shelly Manne
guitar Barney Kessel
piano Claude Williamson
trombone Frank Rosolino
trombone George Roberts
trombone Harry Betts
trombone Milt Bernhart
trombone Tommy Pederson
vocals [the four freshmen are] Bob Flanigan
vocals [the four freshmen are] Don Barbour
vocals [the four freshmen are] Ken Errair
vocals [the four freshmen are] Ross Barbour