Ward suffered a recurrence of a niggling knee injury after volleying the fourth-minute opener in the Gulls' 4-1 home win over relegation rivals Grimsby on Friday.
Lee Thorpe's hat-trick ended a 19-match club-record sequence without a league win. Ward's first-half replacement was Jamal Easter, the on-loan Cardiff striker, and he could start.
Fellow loanees Kevin Miller and Mark Robinson made their debuts against the Mariners and are expected to keep their places.
Kevin Hill (tonsilitis) faces a late fitness test.