Justin Roiland Morty, Rick Voice, Executive Producer Sarah Chalke Beth Voice Spencer Grammer Summer Voice Chris Parnell Jerry Voice Nathan Fillion Cornvelious Daniel Guest Voice Dan Harmon Phoenixperson, McDonalds Employee Guest Voice, Executive Producer Brandon Johnson Mr. Goldenfold, Federation Personnel Guest Voice Tom Kenny Conroy, Federation Admiral Guest Voice Maurice LaMarche Federation President, Gromflomite Engineer Guest Voice Nolan North Gromflomite Commander, Gromflomite Soldier Guest Voice Cassie Steele Tammy Gueterman Guest Voice Kari Wahlgren Diane Sanchez Guest Voice