"Absolutely out of the question, Lieutenant." ― Admiral Tucker[source]Tucker is a Human Admiral within the Planetary Union.
He is portrayed by Ron Canada.
After Ed Mercer and Kelly Grayson were kidnapped by the Calivon, Alara Kitan requested permission to enter Calivon space for a rescue mission. Tucker refused and ordered her to return the Orville to Earth while listing Mercer and Grayson as having fallen in duty.
Tucker is a strict, no-nonsense individual who prefers adherence to the rules. He can also be slightly stubborn.