Suggestions by @harrypotter4ever

Jason Momoa

as Poseidon in Heroes of Olympus

Score: +2

Chris Pine

as Poseidon in Heroes of Olympus

Score: +1

Ewan McGregor

as Poseidon in Heroes of Olympus

Score: +1

Hugh Jackman

as Poseidon in Heroes of Olympus

Score: +1

Henry Cavill

as Poseidon in Heroes of Olympus

Score: +1

Daniel Craig

as Poseidon in Heroes of Olympus

Score: +1

Chris Hemsworth

as Poseidon in Heroes of Olympus

Score: +1

Sean Bean

as Zeus in Heroes of Olympus

Score: +1

Pierce Brosnan

as Zeus in Heroes of Olympus

Score: +1

Liam Neeson

as Zeus in Heroes of Olympus

Score: +1

Jason Isaacs

as Zeus in Heroes of Olympus

Score: +1

Gerard Butler

as Zeus in Heroes of Olympus

Score: +1

Craig Parker

as Zeus in Heroes of Olympus

Score: 0

Zendaya

as Clarisse La Rue in Heroes of Olympus

Score: -1

Devery Jacobs

as Clarisse La Rue in Heroes of Olympus

Score: -1

Daveigh Chase

as Clarisse La Rue in Heroes of Olympus

Score: -1

Peyton List

as Annabeth Chase in Heroes of Olympus

Score: -1

Elle Fanning

as Annabeth Chase in Heroes of Olympus

Score: -1

Mia Rose Frampton

as Annabeth Chase in Heroes of Olympus

Score: 0

Olivia Holt

as Annabeth Chase in Heroes of Olympus

Score: -1