Learn about former Ohio State wrestler and UFC fighter Mark Coleman and why he is portrayed in 'The Smashing Machine' starring Dwayne Johnson.

The Rock’s latest Hollywood project, The Smashing Machine, will hit theaters on October 3, 2025. Based on the journey of MMA star Mark Kerr, the film witnesses his journey and the hardships he faced in his career.

Mark “The Hammer” Coleman is nothing short of a pioneer when it comes to mixed martial arts in the United States. The Ohio native set himself apart from others in multiple organizations, including PRIDE and UFC,

Although Staples and Kerr are now separated, the former couple remain amicable and co-parent their son, Bryce. Staples has shared support for The Smashing Machine by attending the premiere at the Toronto International Film Festival and promoting the movie on social media.

The Rock talks how he questioned if he could play Mark Kerr in The Smashing Machine and how scared he was prior.

Today, four-roll plate rolling is the technology of choice for fab shops. The rolls are always in contact with the plate, and the prebend and subsequent forms all can be done without removing the plate from the rollers. Plate rolling jobs now can be done in a few minutes, when in the past, they might have taken much longer.

About 70% (of patients) will come (in) with late stage cancers…so it helps us because now we are able to screen earlier.”