The Second Best Hospital in the Galaxy (TV) Cast
The cast of The Second Best Hospital in the Galaxy. Updated on June 28, 2025.
24 actors
Stephanie Hsu
as Dr. Sleech (voice) (8 episodes)

Stephanie Hsu voices Dr. Sleech in the show.

Keke Palmer
as Dr. Klak (voice) (8 episodes)

Keke Palmer voices Dr. Klak in the show.

Maya Rudolph
as Dr. Vlam (voice) (8 episodes)

Maya Rudolph voices Dr. Vlam in the show.

Kieran Culkin
as Dr. Plowp (voice) (8 episodes)

Kieran Culkin voices Dr. Plowp in the show.

Sam Smith
as Dr. Azel (voice) (8 episodes)

Sam Smith voices Dr. Azel in the show.

Natasha Lyonne
as Nurse Tup (voice) (8 episodes)

Natasha Lyonne voices Nurse Tup in the show.

Greta Lee
as (voice) (8 episodes)

Greta Lee is in the show.

Rory Culkin
as (voice) (1 episode)

Rory Culkin is in the show.

Macaulay Culkin
as (voice) (1 episode)

Macaulay Culkin is in the show.

Christian Culkin
as (voice) (1 episode)

Christian Culkin is in the show.

Shane Culkin
as (voice) (1 episode)

Shane Culkin is in the show.

Kemah Bob
as (voice) (4 episodes)

Kemah Bob is in the show.

Andrew Dismukes
as (voice) (7 episodes)
Phil LaMarr
as (voice) (5 episodes)
Lennon Parham
as (voice) (7 episodes)
Gary Anthony Williams
as (voice) (7 episodes)
Bowen Yang
as (voice) (6 episodes)
Tracee Ellis Ross
as (voice) (3 episodes)
Jay Ellis
as (voice) (3 episodes)
Jessica Lowe
as (voice) (1 episode)
Cirocco Dunlap
as (voice) (3 episodes)
Abbi Jacobson
as (voice) (4 episodes)
John Waters
as (voice) (1 episode)
Grey DeLisle
as (voice) (1 episode)
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