The loan midfielder from Rangers is available again after sitting out against his parent club last week.
Motherwell defender Charles Dunne was ruled out for up to four months in the build-up to the game.
The centre-back – who missed much of the first half of last season with a groin injury – underwent surgery after picking up an injury in the opposite groin.
Provisional St Johnstone squad: Clark, Duffy, Ralston, Tanser, Gordon, Vihmann, Kerr, Callachan, Davidson, Holt, Swanson, McCann, Wright, O'Halloran, Kane, May, Hendry, Kennedy, Wotherspoon, Booth, Parish.
Provisional Motherwell squad: Gillespie, Tait, Grimshaw, Mugabi, Gallagher, Hartley, Maguire, Donnelly, Polworth, O'Hara, Campbell, Seedorf, Hylton, Ilic, Long, Cole, Scott, Manzinga, Carson.