Michael Bay Attacked On Transformers 4 Set

Director Michael Bay was injured after he was attacked on the set of "Transformers: Age Of Extinction" in Hong Kong.

Two brothers approached Bay during filming, the younger male demanded a payment of USD $12,900 for reasons as yet unknown.

As the conversation began, the elder brother walked up and assaulted the director and then attacked three police officers who tried to intervene said a spokeswoman.

The younger brother was arrested on suspicion of blackmail and assault, the older male was also arrested on suspicion of assault.

Bay sustained injuries to the right side of his face, but declined treatment. The injuries weren't serious and filming continued after the dispute.

The three police officers were treated in hospital for minor injuries. A third man was also arrested.

The new film follows a high school student, and daughter (Nicola Peltz) of Mark Wahlberg's character, and her race car driver boyfriend--Jack Reynor--who is expected to be signed for three-picture deal.

Stanley Tucci has joined the cast along with a mysterious young actor who hasn't been identified yet. former Frasier star Kelsey Grammer has been cast as the human bad guy---counter intelligence officer Harold Attinger. British actress Sophia Myles ("Moonlight," "Thunderbirds") will play a scientist in the film Comedian-turned-actor T.J. Miller will play Wahlberg's pal in the movie. "Resident Evil: Retribution" co-star Li Bingbing also stars.  Chinese singer/actor Han Geng co-stars. The 29-year-old is a superstar sensation in both his home country – he has 35 millions followers on his Weibo account – and South Korea, where he began his show-business career as a member of the chart-topping pop group Super Junior. Josh Duhamel recently said that they are trying to ensure an appearance for his military hero character, Major Lennox in the film. Titus Welliver appears as well.

Bay has confirmed that the next film is set four years after the events in Chicago as seen in the third film--Transformers: Dark of the Moon

Ehren Kruger wrote the script for the fourth film. Lorenzo di Bonaventura is producing the film.

Production for Transformers 4 began in June. The sequel hits theaters on June 27th, 2014.