Cleo Costello

Cleopatra "Cleo" Costello is a youngest and the longest-running Rebel Knight in the series. She was at school, doing a filming when the invasion occurred.

Season 1
Ep 1=Detention TBA TBA TBA TBA TBA TBA TBA TBA TBA TBA
 * -|2=Winds of Change
 * -|3=Secrets
 * -|4=Trapped
 * -|5=Weakness
 * -|6=Thirst
 * -|7=Knockout
 * -|8=Outsiders
 * -|9=Saved
 * -|10=Sacrifice

Season 2
Ep 1=Trespass TBA TBA TBA TBA TBA TBA TBA TBA TBA TBA
 * -|2=Attraction
 * -|3=Strangers
 * -|4=Trust Issues
 * -|5=Self Preservation
 * -|6=Dare
 * -|7=Haters
 * -|8=Humanity
 * -|9=Rescue
 * -|10=Turning

Season 3
Ep 1=Trespass TBA TBA TBA TBA TBA TBA TBA TBA TBA TBA
 * -|2=Attraction
 * -|3=Strangers
 * -|4=Trust Issues
 * -|5=Self Preservation
 * -|6=Dare
 * -|7=Haters
 * -|8=Humanity
 * -|9=Rescue
 * -|10=Turning

Season 4
Ep 1=Trespass TBA TBA TBA TBA TBA TBA TBA TBA TBA TBA
 * -|2=Attraction
 * -|3=Strangers
 * -|4=Trust Issues
 * -|5=Self Preservation
 * -|6=Dare
 * -|7=Haters
 * -|8=Humanity
 * -|9=Rescue
 * -|10=Turning

Season 5
Ep 1=Trespass TBA TBA TBA TBA TBA TBA TBA TBA TBA TBA
 * -|2=Attraction
 * -|3=Strangers
 * -|4=Trust Issues
 * -|5=Self Preservation
 * -|6=Dare
 * -|7=Haters
 * -|8=Humanity
 * -|9=Rescue
 * -|10=Turning

Trivia

 * Cleo is one of four main characters to appear in all five seasons of Rebel Knights. The others being Grover, Zoe, and Natalie.
 * She became one of the series most strongest Rebel Knights after the death of her sister, Molly.
 * The only relationship she was in was with Jay Davenport.
 * She thinks of Grover Jones and Diesel Turner as her surrogate "Older Brothers".
 * She was shocked when Grover and Natalie slept together in her sister, Molly's bed.
 * She was originally a aspiring filmmaker.
 * She and her sister, Molly weren't characters in the Freakish series.
 * Although Cleo was born in 2002, her portrayer, Rowan Blanchard was born a year before her.