Help! It's Vengos, Overt Agent '000', also known as Voitheia! O Vengos, faneros praktor 000 (Greek: Βοήθεια! Ο Βέγγος, φανερός πράκτωρ 000), is a 1967 Greek spy comedy film directed by Thanasis Vengos. Written by Napoleon Eleftheriou and Nikos Tsiforos, the film starred Thanasis Vengos, Zannino, Dimitris Nikolaidis, and Antonis Papadopoulos.

The film was shot in black-and-white, in the area surrounding Oion railway station.

Following its success at the box office, Vengos directed a sequel, Thou-Vou falakros praktor, epiheirisis "Yis Mathiam" (1969).