Would Saruman have been a reliable ally?

[Faramir Jones]

Originally Posted by Lotrelf

I think Gandalf would go according to the theory "Evil kills Evil"(not a proper quote really). Perhaps Saruman's Orc Army would be help??

But could you trust such an army? The problem is that we don't have any evidence of any orcs that aren't evil. For example, are there any good orcs, or at least some that want to live in peace, and won't bother other people as long as they themselves aren't bothered?