The New Adventures of Jonny Quest (1986)

S11E12 Dead on a Rival

Mitchell gains a crucial insight when Murray, a past inhabitant of their home, makes an unanticipated appearance. At the same time, Phil receives an exciting surprise from Kenneth, the Dunphy’s former neighbor who has become a tech mogul. Additionally, Manny’s father, Javier, arrives with a significant opportunity that could change everything for his son.