He voiced Shaggy on the 1969-1972 TV series "Scooby-Doo, Where Are You!"
... Scooby and Shaggy (with 
occasional appearances of the rest of the gang) must stop an evil ... and 60's TV 
cartoon series to the blast-'em-up action of super adventure type cartoons that 
were... [DOC] [TLE] Casey Kasem's 12 Best 'Scooby Doo' Moments in Honor of the Late ... [PAR] Jun 15, 2014 ...