Speed is the second of two children born to Sue (née Salter) and Sid Speed, having an older brother, Dan. Her career in performing began at the age of seven after her ballet teacher saw potential and advised her parents to get her an agent.
Speed is the second of two children born to Sue (née Salter) and Sid Speed, having an older brother, Dan. Her career in performing began at the age of seven after her ballet teacher saw potential and advised her parents to get her an agent.