S2E3 - Cameo Nostalgia

What cameos did you see in this episode?

-Patrick Warburton (Family Guy;Joe Swanson) as that crazy high metabolism alien [Lt. Tharl]
-John Billingsley (Enterprise;Phlox) as a angry Xelayan seeking revenge [Cambis Borrin]
-Molly Hagan (DS9;Eris) as Alara's mother [Drenala Kitan]
-Robert Picardo (Voyager;Doctor) as Alara's father [Ildis Kitan]

Didn't include Norm Macdonald as the blob since he appears randomly throughout the series.