Larry Mondello is a fictional character from the iconic American television series Leave It to Beaver (1957 -- 1963). He is portrayed by child actor Robert "Rusty '' Stevens. Larry Mondello appears in 68 of the show 's 234 episodes over the first few seasons. Although Larry is mentioned in the premiere episode, "Beaver Gets ' Spelled '', it is n't until the eighth episode, "Beaver 's Crush '', that he actually makes an appearance.
who played larry mondello in leave it to beaver
Robert "Rusty '' Stevens