"Edge of Tomorty" was written by executive producer Mike McMahan and directed by Erica Hayes.[1] The episode is dedicated to producer Mike Mendel, who died on September 22, 2019.[2] Characters introduced in this episode include Teddy Rick, Nazi Morty, Shrimp Rick, Wasp Rick, and a Kirkland version of Mr. Meeseeks.[3][4] While recurring characters returning include Gearhead, Jessica, and Mr. Meeseeks.[5] The staff writers also used themes that were previously presented in the series such as the use of Meeseeks boxes, from the episode "Meeseeks and Destroy"; the shift in the Smith family hierarchy, from third season episode "The Rickchurian Mortydate"; and "Operation Phoenix", from the second season episode "Big Trouble in Little Sanchez".[2][6][7] The ferro fluid sequence was animated by Studio Yotta, who previously animated on the "Bushworld Adventures" episode.[8]