Dallas began his career in September 2012 posting vines of himself playing jokes and pranks on his friends and family. In 2014, Dallas had 8.1 million followers on Vine, making him the 11th most followed account, and 11.3 million followers on Twitter. In addition to this Dallas has approximately 21 million followers on Instagram. In April 2014, AwesomenessTV CEO Brian Robbins announced he was making a film starring Dallas. The film, titled Expelled, was released later that year, on December 12, 2014. In May 2015, Dallas starred in two episodes of the NBC thriller television series American Odyssey. That same year, Dallas appeared in The Outfield opposite Nash Grier, and Caroline Sunshine. The film was released on November 10, 2015, through video on demand. In November 2015, it was revealed Dallas had been cast in . However, his scenes were cut. On April 20, 2015, Dallas released his debut single "She Bad". He also was later featured in Daniel Skye's track "All I Want Is You". In June 2016, Dallas announced that he would be starring in an upcoming Netflix reality seriesChasing Cameron. It premiered on December 27, 2016. Within June and July 2017, he has now reached 20 million followers on Instagram and 11 million on Twitter. In 2020, Dallas made his Broadway debut as Aaron Samuels in Mean Girls, while the originator of the role, Kyle Selig, took a leave of absence.
Personal life
Dallas was born in Whittier, California. He was raised in Chino, California by his mother, Gina Dallas. He has a sister named Sierra Dallas, who is four years older. He has described his ethnic background as half Scottish, a quarter Mexican and a quarter German. On December 31, 2018, New Year's Eve, Dallas was arrested and charged with assault for allegedly punching a man in the face at the Hyatt Residence Club Grand Aspen in Aspen, Colorado. On August 23, 2019, Cameron announced on social media that for the past 2.5 years he has been struggling with addiction, depression, and family trauma. On October 15, 2019, he ran in a charity that helped raise money for those struggling with addiction and to help them get access to treatment.