Gael García Bernal and Diego Luna’s scene-stealing chemistry is undeniable. The actors and friends, who go way back — even further than their steamy performances in the 2001 film Y Tu Mamá También — have been told their onscreen bromance is like magic.

For their first screen roles together since 2012, the longtime friends undertook a Spanish-language series about a boxer who must fight for his life.

Thrilling Spanish-language boxing drama “La Máquina” thrives on the chemistry of the “Y tu mamá tambien” stars, proving their unbeatable chemistry hasn’t changed two decades later.

Following 44 years of friendship, Diego Luna and Gael García Bernal star together in Hulu's 'La Máquina', premiering Oct. 9.

In 2001, actors Diego Luna and Gael García Bernal gained international fame as co-stars in Y Tu Mamá También. They were best friends off-screen, too – and they’re together again in Hulu’s first Spanish-language original series,

Mexican actors Gael García Bernal and Diego Luna have been friends since childhood — and co-starred in multiple productions over the years. As they reunite for Hulu’s La Máquina, they tell Yahoo Entertainment about how their offscreen relationship surfaces in their work onscreen.

From 'Y tu mamá también' to their new collaboration, 'La Maquina,' acting together created a familial bond between Diego Luna and Gael García Bernal.

A former boxing champion, Esteban “la máquina” Osuna’s career seems to be over when he sustains a nasty concussion and a badly bruised ego in the first round of a title fight. But sport is a sucker for a redemption arc and eventually a lucrative homecoming rematch in Mexico is arranged.