Tom Holland is Hades

Apollo is Rowan Atkinson lampooning Mr Bean

If we're going for wildly miscast, Jason Momoa as Aphrodite, but still wearing clothes accurate to her.

Richard Ayoade as Ares

Hera should be Maggie Smith

The three muses are played by Gilbert Godfrey, Nicholas Cage, and Russell Crowe

Aphrodite is Rosie Odonnell

Owen Wilson as Hephaestus

Adam Sandler is Hermes

Johnny Depp playing every character born by Zeus not keeping his dick to himself

Snooki as Athena

Obviously Chris Pratt would be Hades.

Snoop dog as Hades

Mix in the book Gods Behaving Badly and it would work well.

This comment section is gold. We need to make a movie poster for this

The Rock as Hermes.
Aziz Ansari as Ares.
Jeff Bridges channeling "The dude" as Vulcan.
Ellie Kemper as Poseidon.
Seinfeld as Hades... and Jason Alexander as Apollo.
Aubrey Plaza as Hephaestus
Peter Dinklage as Aphrodite.
Verne Troyer as Chronos; technicaly a Titan, but gotta get that Zeus backstory.
Mike Pence as Dionysus.
Patton Oswalt as Hera.
Dave Chappelle channeling Tyronne Biggums as Athena.
I'd watch the fucking shit out of that.
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Still one of the most banging comment threads