If he didn't finish the game and he couldn't get back on the field then he is in doubt for next week." Mortimer is not the only injury concern for the Eels, with stand-in centre Jonathan Wright suffering an ankle injury.
Wright has been Krisnan Inu's superb understudy for the past two weeks, but with Inu still battling a hamstring injury that kept him out of the semi-final clash Anderson faces an unwanted casualty ward during the week.
"I'm not sure if Jonathan Wright will be available anyway because he has done some damage to his ankle," said Anderson.
"I do want Krisnan available because we are getting a bit skinny.