It might surprise you, but Dwayne “The Rock” Johnson wasn’t always the most bankable action star in the world. There was a time when the pro-wrestler-turned-actor was trying to stay afloat doing sequels to bad franchises and playing the lead in straight-to-DVD movies. Looking at Johnson’s filmography over the last 17 years is a testament to his hard work to elevate from playing the tough guy, and being known mainly for his WWE persona, into a worldwide movie star. Leading up to Johnson’s latest blockbuster, “Skyscraper” (opening Friday), we look back on all his movies (even the ones where he makes cameos) and rank them from worst to best. 37. “Jem and the Holograms” (2015) Yes, The Rock is in “Jem and the Holograms.” The disastrous movie has a scene where big names like Chris Pratt and Alicia Keys say how much they love the band and Johnson is among them. Either he was doing this as a favour or someone involved with the movie really has something on The Rock. 36. “Longshot” (2001) Yeah, we’ve never heard of this movie, either. But Johnson is in it for a split second playing a mugger. It was never released theatrically in…