"They will play some part, whether they start or come on," said Jones
"They need games and there's no doubt they will be breathing heavy after 10 minutes."
For Hasselbaink it's a chance to prove he can still do the business despite being 35 years old.
"I can't wait to play to be honest. I get more nervous when I'm watching," he told the Western Mail.
"I can't sit still. I'm an awful spectator and I just want to be in the action.
"I'm looking forward to playing with everyone at Cardiff City.
"It's not just about me and Robbie, everyone has got a part to play.
"I've got a big reputation and so has Robbie. But there's 11 players in the side.
"There's more than that involved, there's a whole squad needed if you're going to achieve anything. That's very important.
"But I don't make predictions about how many goals I might score in a season. All I can say is that I want to score as many as possible."