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Astro Boy
Cast
33 cast members · 23 with popularity data
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Sorted by Buzz Score · April 24, 2026
1
Charlize Theron
"Our Friends" Narrator (voice)
66.0
#7 overall
2
Elle Fanning
Grace (voice)
14.6
#84 overall
3
Nicolas Cage
Dr. Tenma (voice)
6.6
#357 overall
4
Donald Sutherland
President Stone (voice)
4.4
#778 overall
5
Kristen Bell
Cora (voice)
4.0
#901 overall
6
Eugene Levy
Orrin (voice)
3.7
#1,040 overall
7
Nathan Lane
Hamegg (voice)
3.7
#1,078 overall
8
Freddie Highmore
Astro / Toby (voice)
3.5
#1,186 overall
9
Samuel L. Jackson
Zog (voice)
3.2
#1,420 overall
10
Alan Tudyk
Mr. Squeegee / Scrapheap Head / Stinger Two (voice)
2.5
#1,994 overall
11
Bill Nighy
Dr. Elefun / Robotsky (voice)
2.2
#2,357 overall
12
Rif Hutton
Metro City Sergeant (voice)
1.4
#4,181 overall
13
Dee Bradley Baker
Trashcan (voice)
1.2
#4,705 overall
14
Max Burkholder
Billy (voice)
1.2
#4,829 overall
15
Moisés Arias
Zane (voice)
1.0
#5,646 overall
16
Ryan Stiles
Mr. Moustachio / Burning Robot (voice)
0.9
#6,303 overall
17
Matt Lucas
Sparx (voice)
0.9
#6,430 overall
18
David Alan Grier
Mr. Squirt / Math Cowboy / Boxer Robot (voice)
0.8
#7,153 overall
19
Madeline Carroll
Widget (voice)
0.3
#13,443 overall
20
Nicholas Guest
French Waiter Robot (voice)
0.1
#22,023 overall
21
David Feiss
Cowboy Robot (voice)
0.1
#27,465 overall
22
Sterling Beaumon
Sludge (voice)
0.1
#33,318 overall
23
David Bowers
Mike the Fridge (voice)
0.1
#34,259 overall
24
Newell Alexander
General Heckler (voice)
—
25
Pilar Flynn
Cora's Mom (voice)
—
26
Sofia Bowers
The Little Stinker (voice)
—
27
Nicole Fletcher
"Oh No!" Kid (voice)
—
28
Maryann Garger
Dr. Pigknuckle / Newscaster (voice)
—
29
Tiffany Hillkurtz
Bride to Be (voice)
—
30
Victor Bonavida
Sam (voice)
—
31
Steve Alterman
Press Secretary (voice)
—
32
Madeleine Russell
Metro City Girl (voice)
—
33
Tony Matthews
Cora's Dad (voice)
—
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