Martin and Myrna are a pair of antagonists in the 2011-2018 ABC television series Once Upon a Time. They only appear in "That Still Small Voice", the fifth episode of the first season. They are Jiminy Cricket's parents who continuously conned people and verbally abused their son and th e primary reason why Geppetto became an orphan. Martin is an allusion to the fox and Myrna is an allusion to the cat from The Adventures of Pinocchio and Honest John and Gideon from the Disney film, Pinocchio.
Martin is portrayed by guest star Harry Groener.