Michael Ansara

Victor Fries / Mr. Freeze (voice)

Mary Kay Bergman

Barbara Gordon / Batgirl (voice)

Loren Lester

Dick Grayson / Robin (voice)

Kevin Conroy

Bruce Wayne / Batman (voice)

Efrem Zimbalist Jr.

Alfred Pennyworth (voice)

George Dzundza

Dr. Gregory Belson (voice)

Bob Hastings

Commissioner Jim Gordon (voice)

Robert Costanzo

Detective Harvey Bullock (voice)

Marilu Henner

Veronica Vreeland (voice)

Dean Jones

Dean Arbagast (voice)

Mari Devon

Summer Gleeson (voice)

Liane Schirmer

Renée Montoya (voice)

Rahi Azizi

Additional Voices (voice)

Townsend Coleman

Additional Voices (voice)

Brian George

Additional Voices (voice)

Ed Gilbert

Additional Voices (voice)

Carl Lumbly

Additional Voices (voice)

Tress MacNeille

Additional Voices (voice)

Neil Ross

Additional Voices (voice)

Randy Thompson

Additional Voices (voice)

Lauren Tom

Additional Voices (voice)

Casey Kasem

(voice)

Michael Bell

(voice)

Dean Cain

Additional Voices (voice)

Alan Oppenheimer

(voice)

Tara Strong

(voice)