He was remanded in custody to reappear on March 24. For legal reasons, he cannot be named.
A vigil was planned at the intersection for 6pm on Wednesday, with those planning to attend urged in a Facebook message to “bring your light to shine for those three beautiful sounds lost to a senseless tragedy”.
Tim Nicholson posted a tribute to the couple on Facebook, saying he was “absolutely heartbroken” by what had occurred. He described Mr Field as “a great mate” and said he would miss the couple.
The Toyota LandCruiser involved was allegedly stolen from a Cleveland home.
The teenager is accused of running a red light at the intersection, crashing into a truck, causing the 4WD to roll and hit the two pedestrians, who were crossing the road.
Ms Leadbetter and Mr Field died at the scene. The teenager was charged with a long list of offences, including two counts of murder.
Police Assistant Commissioner Brian Codd addressed reports that the accused teenager was out on bail for a “large number of offences” at the time of the tragedy.
“I can advise some of that reporting is not accurate, but unfortunately, I’m not able to go into any great detail about any history or any interaction that juvenile may have with authorities,” he said.
Premier Annastacia Palaszczuk said the incident was a tragedy.
“That two people going about their normal business just as we do, have lost their lives in such tragic and horrific circumstances … I really feel for their families,” she said.
Residents have placed bunches of flowers and baby socks at the scene.
A dog owned by the couple, Frankie, which ran from the crash, was found about lunchtime on Wednesday. Police said the dog was undergoing checks, but appeared to be uninjured.
Police have appealed for anyone who saw the LandCruiser in the Cleveland and Alexandra Hills area between 4pm and 5.25pm on Tuesday, and has not yet come forward, to do so.
Detectives want anyone with CCTV or dashcam footage to check it from 4pm-5.25pm, particularly around the intersection of Vienna and Finucane Roads, and come forward with relevant footage.
Toby Crockford is a breaking news reporter at the Brisbane Times
Matt Dennien is a reporter with Brisbane Times.
Jocelyn Garcia is a journalist at the Brisbane Times, covering breaking news.