Click on the thumbnails to view larger images from the official show Programs

Glenn Burtnick - PAUL
Marshall Crenshaw - JOHN
P.M. Howard - GEORGE
Bobby Taylor - RINGO 
 

Glenn Burtnick - has performed with STYX replacing Tommy Shaw for a spell, and has several solo albums out
Marshall Crenshaw is probably the alumni with the most exposure with a number of successful solo albums throughout the 1980's and 90's, and many singles that still get airplay today.
P.M. Howard is still active in musical theatre and currently has a play running in Southern California
Bobby Taylor