Can a non-client litigant move for disqualification of counsel?

On the other hand, courts have found that non-client litigants may have standing to move for disqualification of counsel in cases where they have a sufficient "personal stake" in the motion because "the ethical breach so infects the litigation in which disqualification is sought that it impacts the moving party's interest in a just and lawful determination of her claims[.]" Colyer v. Smith, 50 F. Supp. 2d 966, 971 (C.D. Cal. 1999). Smith argues that it is improper for Klinedinst to represent Defendant when Defendant had adverse intentions

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