Suggestions by @elliswilliams

Richard E. Grant

as Alfred Pennyworth in James Gunn's DCU(story private)

Score: +1

John Mulaney

as Condiment King in James Gunn's DCU(story private)

Score: +1

Alan Tudyk

as Dr Prosperus in James Gunn's DCU(story private)

Score: +1

Ghassan Massoud

as Ra's Al Ghul in Batman: The Brave And The Bold(story private)

Score: +1

Ana de Armas

as Talia Al Ghul in Batman: The Brave And The Bold(story private)

Score: +1

Jane Levy

as Oracle/Batgirl in Batman: The Brave And The Bold(story private)

Score: +1

Richard E. Grant

as Alfred Pennyworth in Batman: The Brave And The Bold(story private)

Score: +1

David Mazouz

as Red Robin in Batman: The Brave And The Bold(story private)

Score: +1

Jensen Ackles

as Batman in Batman: The Brave And The Bold(story private)

Score: +1

Samara Weaving

as Harley Quinn in James Gunn's DCU(story private)

Score: +1

Richard E. Grant

as Alfred Pennyworth in Batman: The Brave And The Bold(story private)

Score: 0

David Corenswet

as Superman in Batman: The Brave And The Bold(story private)

Score: +1

Winston Duke

as Killer Croc in Batman: The Brave And The Bold(story private)

Score: +1

Goldshifteh Farahani

as Talia Al Ghul in Batman: The Brave And The Bold(story private)

Score: +1

Ghassan Massoud

as Ra's Al Ghul in Batman: The Brave And The Bold(story private)

Score: +1

Denzel Washington

as Lucius Fox in Batman: The Brave And The Bold(story private)

Score: +1

Brianna Hildebrand

as Batwoman in Batman: The Brave And The Bold(story private)

Score: +2

Kiernan Shipka

as Stephanie Brown in Batman: The Brave And The Bold(story private)

Score: +2

Tanner Buchanan

as Red Hood in Batman: The Brave And The Bold(story private)

Score: +3

Bryan Cranston

as Detective Jim Gordon in Batman: The Brave And The Bold(story private)

Score: +2