I have no connection the matter.
I have no connection to the matter.
I have nothing to do with the case.
I have nothing to do with the affair.
I am unconcerned with the problem.
I have nothing to do with the affair.
I have nothing to do with the affair.
I have nothing to do with the matter.
I had nothing to do with the matter.
I have nothing to do with this accident.
I'm not getting involved in this so ...
I'm not getting involved in this.
I have nothing whatever to do with this affair.
I don't want to have any involvement in this matter.
for that matter I don't care either
I have nothing to do with the case.
I have no interest in that sort of thing.
I have nothing to do with this accident.
I have nothing to do with the scandal.