The first series featured Liza Tarbuck and James Nesbitt as Farmer Fi and Matt respecitively, but the vehicles only communicated through engine sounds like Engie Benjy's seasons 1, 2, 3, 4 and 5.
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The most popular shows than this are Chuck & Friends, Alphablocks, Budgie the Little Helicopter, Engie Benjy, Tayo the Little Bus, Rubbadubbers, Tots TV, Mio & Mao, Roary and Jellikins.