Brief mentions:
Applegate in "All Shook Up" (Perry suggests Cat ask his help to write her article).
Jurgens and Swan in "Through a Glass, Darkly" (Perry barks orders to them).
Harry in "Stop the Presses" (he is one of the reporters in the conference room when Lois is Editor-in-Chief).
EDIT:
Nan beat me to Applegate.
Andreia
