Married at First Sight Australia producer Katie Walker is still missing after she disappeared from Bondi Beach in Sydney, according to reports. The 46-year-old has not been seen for more than three weeks. Both outlets state that Walker’s whereabouts remain unknown and that she has not been located since her disappearance. The reports reference her continued absence and the length of time that has passed, indicating an ongoing missing-person situation. No additional details about leads, investigations, or potential sightings are provided in the information cited by the sources. The accounts focus on the fact that Walker has not been seen since leaving Bondi Beach and that she is still missing as of the time of publication. Authorities are not described in the supplied text, and further context about search efforts, circumstances surrounding her disappearance, or statements from family or law enforcement are not included in the excerpts.