Okay guys, I've decided on some actors, much to your very helpful suggestions! Thanks to all who took the time to help out!

Finn- Cody Christian OR Fransisco Lachowski

Miles- Neels Visser OR Douglas Booth

Alec- River Viiperi OR Brandon Larracuente

Jai- Avan Jogia OR Matt Lanter

These ones are definite so far-

Bentley- Ross Butler

Eli- Colton Hayes