User blog comment:H-Man Havoc/Star Trek voice credits in ME3?/@comment-217683-20110203201803

It's actually four (that I'm aware of), not two. Armin Shimerman (aka Quark from DS9/Voyager/TNG) voiced the salarian Council member, and Dwight Schultz (aka Reginald Barclay from TNG/Voyager) voiced Dr. Zev Cohen and additional characters.