<Li> Victor Garber as Admiral Halsey, Mercer's superior and an old friend of Grayson's father </Li> <Li> Chad Coleman as Klyden, Bortus' mate and father of their child </Li> <Li> Norm Macdonald as the voice of Lt. Yaphit, an amorphous, gelatinous, shapeshifting engineer on the Orville, who repeatedly attempts to obtain a date with Dr. Finn, and frequently flirts with other females on the ship . Despite telling her in "Cupid's Dagger" that he is in love with her, she does not reciprocate his attraction, but they become physically intimate in that episode after falling victim to a Retepsian sex pheromone . </Li> <Li> Larry Joe Campbell as Lieutenant Commander Steve Newton, Chief Engineer of the Orville until episode 1.11, when he leaves take a new job designing space stations, and is replaced by LaMarr </Li>

Who plays the voice of the blob on the orville