Suggestions by @selloaina

William Hootkins

as Harvey Bullock in Gotham: Season 1 (1992)

Pat Hingle

as Commissioner Jim Gordon in Gotham: Season 1 (1992)

Mark Hamill

as Red Hood in Gotham: Season 1 (1992)

Sharon Holm

as Martha Wayne in Gotham: Season 1 (1992)

David Baxt

as Thomas Wayne in Gotham: Season 1 (1992)

Clyde Gatell

as Joe Chill in Gotham: Season 1 (1992)

Jack Nicholson

as Joker in Gotham: Season 1 (1992)

Michael Keaton

as Batman in Gotham: Season 1 (1992)

Kevin Conroy

as Batman in Gotham: Season 1 (1992)

Mark Frost

as Director in Gotham: Season 1 (1992)

David Lynch

as Director in Gotham: Season 1 (1992)

Matthew Settle

as Green Lantern in Green Lantern (1996)

Paul Verhoeven

as Director in Green Lantern (1996)

Doug Jones

as Crimson Centipede in Wonder Woman (1994)

Guillermo del Toro

as Director in Wonder Woman (1994)

Jeremy Irons

as Lieutenant Speed Saunders in Martian Manhunter (1991)

William H. Macy

as Human Flame in Martian Manhunter (1991)

Tsugumi

as Zook in Martian Manhunter (1991)

Connie Lew

as Zook in Martian Manhunter (1991)

Helen Mirren

as Diane Meade in Martian Manhunter (1991)