Phil Levitt (Baritone vocals, born July 9, 1935)
Ted Kowalski (Tenor vocals, born May 16, 1931 - died August 8, 2010)
Bill Reed (Bass vocals, born January 11, 1936, Toronto, Ontario, Canada - died October 22, 2004)
Dave Somerville (Lead vocals, born October 2, 1933 - died July 14, 2015)
In 1958 Phil Leavitt retired and was replaced by Michael Douglas, and, in the following year, two Californians, Evan Fisher and John Felton took over from Bill Reed and Ted Kowalski.