Suggestions by @puzzlebadgerultra

Leslie Odom Jr.

as Sam Wilson/Captain America in JLA/Avengers

Dee Bradley Baker

as Hawkman in JLA/Avengers

Landon McDonald

as Barry Allen/The Flash in JLA/Avengers

David Dastmalchian

as Pietro Maximoff/Quicksilver in JLA/Avengers

Lucy DeVito

as Wanda Maximoff/Scarlet Witch in JLA/Avengers

Christopher Sabat

as James Howeltt/Wolverine in JLA/Avengers

Mick Wingert

as Captain Atom in JLA/Avengers

Darren Barnet

as Hank Pym/Yellowjacket in JLA/Avengers

Jeremy Shada

as Jack of Hearts in JLA/Avengers

Kelly Hu

as She-Hulk in JLA/Avengers

Alex Hirsch

as Ted Kord/Blue Beetle in JLA/Avengers

Andrew Kishino

as Vision in JLA/Avengers

Kirby Howell-Baptiste

as Monica Rambeau/Photon in JLA/Avengers

Sendhil Ramamurthy

as Red Tornado in JLA/Avengers

Ashly Burch

as Black Canary in JLA/Avengers

Mae Whitman

as Janet Van Dyne/The Wasp in JLA/Avengers

Sandra Saad

as Kamala Khan/Ms Marvel in JLA/Avengers

Steve Blum

as Green Arrow in JLA/Avengers

David Giuntoli

as Batman in JLA/Avengers

Tom Kenny

as Plastic Man in JLA/Avengers