Alexandra Daddario as Alex Alenora Arrow.

Candice King as Blake Isla Arrow.

Robert Sheehan as Leo Valdez.

Logan Lerman as Kayden Grayson.

Indiana Evans as Esmeralda Baker.

Chris Zylka as Calvin 'Coetzee'.
Btw, it is in quotes because that is his fake last name. He doesn't have any.

Hayden Panettiere as Lily 'Coetzee' White.
Since she is married to Cupid she gets his fake last name.

Chris Evans as Cupid 'Coetzee'.
Same here.

Other characters will come at the right time and will be announced who will be them.