One called Ignacio v. Judges of the United States Court of Appeals for the Ninth Circuit.
All the judges.
If you really need a reason, it’s something called “the rule of necessity.” As in, if you sue all the judges in the court and then say they all have to recuse themselves from the case because they are parties, it is necessary for you to lose.
Link: Ignacio v. JUSCANC et al., 453 F.3d 1160 (9th Cir. 2006).