The first officer aboard Dathon's Tamarian deep space cruiser was considerably more hostile towards the USS Enterprise-D than Dathon. He did not appear to trust the foreigners whose language was incomprehensible to his people, and he took pleasure in Commander Riker's confusion while Captain Picard was trapped on a deserted planet with Dathon.
Once Dathon was dead and Picard beamed safely aboard the Enterprise, the first officer was able to see that the Federation officer and his captain had learned to communicate with one another. Pleased with the outcome despite his captain's death, the first officer assumed a much more respectful disposition before his ship and the Enterprise went their separate ways. (TNG: "Darmok")
This officer was on duty on the bridge of the Tamarian deep space cruiser when his captain, Dathon, beamed down to El-Adrel IV. He lowered his head in grief when he was informed that his captain had died on the planet. (TNG: "Darmok")
This tactical officer was on duty on the bridge of the Tamarian deep space cruiser when her captain, Dathon beamed down to El-Adrel IV. She was instructed by the first officer to close the communications channel when Commander Riker tried to warn the Tamarians, in vain, that their captain was under attack on the planet. (TNG: "Darmok")