Claim: One of the leads in Transformers: Age of Extinction is an American rapper.

Transformers : Age of Extinction is a 2014 American science fiction action film based on the Transformers franchise . It is the fourth installment of the live-action Transformers film series and a stand-alone sequel to 2011 's Transformers : Dark of the Moon , taking place five years after its events . Like its predecessors , it was directed by Michael Bay and written by Ehren Kruger , with Steven Spielberg and Bay as executive producers . It stars Mark Wahlberg , with Peter Cullen reprising his role as the voice of Optimus Prime , as the lead roles . It is the first film in the series to not feature the original human characters from the first three films , but features a new cast of human characters and many new Transformers including : the Dinobots , Lockdown , Stinger , Junkheap , Hound , Crosshairs and Drift . Returning Transformers include : Optimus Prime , Bumblebee , Ratchet , Leadfoot , Brains and Megatron -LRB- now known as Galvatron -RRB- . The film was released on June 27 , 2014 , in IMAX and 3D .   Transformers : Age of Extinction was panned by critics , many of whom considered it poorly directed , badly acted , and terribly written . According to Rotten Tomatoes , it is the worst reviewed film in the series , holding an 18 % approval rating . It also received seven nominations at the 35th Golden Raspberry Awards , including Worst Picture and Worst Prequel , Remake , Rip-off or Sequel , with Bay and Kelsey Grammer winning the awards for Worst Director and Worst Supporting Actor respectively . The film grossed over $ 1.104 billion worldwide , making it the highest-grossing film of 2014 , the second highest-grossing film in the Transformers series , the 19th film to gross over $ 1 billion , and the 16th highest-grossing film of all time . It was the only film to gross over $ 1 billion in 2014 .   A sequel , Transformers : The Last Knight , is set to be released on June 21 , 2017 , with Cullen , Tucci , and Wahlberg returning , and Bay directing .