Commuters on the new AU$25 billion Sydney Metro line were shocked Wednesday to see a train door stay open while moving between two stations during peak hours.

Passengers traveling on the M1 line from Chatswood to Victoria Cross around 8 a.m. on Wednesday captured the incident on their phones.

Some riders on the driverless train recorded the open door, while a digital sign above one exit displayed a message stating, "This door is out of service." Meanwhile, other frightened passengers were seen holding onto handrails tightly, News AU reported.

Passengers on board a........

© International Business Times