The pair will be without young Irish midfielder James O'Brien, who is out for around a month after having surgery on his nose.
Striker James Hanson recovered from a torn back muscle to play the full 90 minutes of last weekend's 1-0 defeat to Bury and is expected to keep his place in the side.
Fellow frontman Peter Thorne continued his comeback from a long-term calf injury with another substitute's appearance last Saturday but may have to settle for a place on the bench.
Midfielder Stephen O'Leary upped his return to fitness with 67 minutes for the reserves on Wednesday following a fractured toe and could be on the bench once again.
Bradford 10/11, Draw 9/4, Grimsby 10/3