Suggestions by @alecgroskreutz1

Wally Wingert

as Edward Nygma Nashton in Batman: The Gotham Knight - Season 1 and 2

Robin Atkin Downes

as Dr. Jonathan Crane in Batman: The Gotham Knight - Season 1 and 2

Bear McCreary

as Composer in Batman: The Gotham Knight - Season 1 and 2

Phil LaMarr

as Dr. Kirk Langstrom in Batman: The Gotham Knight - Season 1 and 2

Tara Strong

as Dr. Pamela Lillian in Batman: The Gotham Knight - Season 1 and 2

Sam Liu

as Director in Batman: The Gotham Knight - Season 1 and 2

Jay Oliva

as Director in Batman: The Gotham Knight - Season 1 and 2

Sean Schemmel

as Chief Mackenzie Bock in Batman: The Gotham Knight - Season 1 and 2

Jim Meskimen

as District Attorney Gil Colson in Batman: The Gotham Knight - Season 1 and 2

Erin Fitzgerald

as Dct. Sarah Essen in Batman: The Gotham Knight - Season 1 and 2

Richard Epcar

as Commissioner Pete Savage in Batman: The Gotham Knight - Season 1 and 2

Jim Cummings

as Mayor Don Mitchell Jr. in Batman: The Gotham Knight - Season 1 and 2

Steve Blum

as Henri Duncard in Batman: The Gotham Knight - Season 1 and 2

Mark Rolston

as Slade Wilson in Batman: The Gotham Knight - Season 1 and 2

Dee Bradley Baker

as Ra’s Al Ghul in Batman: The Gotham Knight - Season 1 and 2

Fred Tatasciore

as Ubu in Batman: The Gotham Knight - Season 1 and 2

Tom Kenny

as Oswald Cobblepot in Batman: The Gotham Knight - Season 1 and 2

Tara Strong

as Dr. Harleen Quinzel in Batman: The Gotham Knight - Season 1 and 2

Liev Schreiber

as Harvey Dent in Batman: The Gotham Knight - Season 1 and 2

Keith Szarabajka

as Dct. Harvey Bullock in Batman: The Gotham Knight - Season 1 and 2