Carry On Con Men (1975)
The two lead roles (Liang Tien & Chang Ying) are in competition (never really explained why), teaching people lesson (including each other), but when the going gets tough, they join forces.
The two lead roles (Liang Tien & Chang Ying) are in competition (never really explained why), teaching people lesson (including each other), but when the going gets tough, they join forces.