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UFO Robo Grendizer poster

UFO Robo Grendizer (1975)

Action · Adventure · Animation

The story revolves around Duke Fleed who is a survivor of the Vega Star, raised by Dr. Umon as his adoptive son, and known as Daisuke Umon on Earth. Years after his arrival, he's faced with the threat of King Vega and his army, who want to conquer the Earth. With his friends Koji and Hikaru (and later his kid sister Maria Grace), Duke decides to fight back using his best weapon, the almighty Grendizer.

IMDb rating
8.4 (2,893 votes)
Episode average
8.2 -0.2 vs IMDb
Seasons
1
Language
JA
Type
TV series

Rating trend: this show's seasons do not settle into one shape. Rising Shows ranks whole shows by the shape of their rating trend rather than one average score, which is how you find a show that got better rather than a show that started well.

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Ratings refreshed Oct 3, 2026 · 1 season indexed

Cast

Seasons

Season 1 (1975)

8.15 avg 74 episodes 8.0 → 9.0 26 min avg

Ep 1: 8.0 · 77 votesEp 2: 7.7 · 60 votesEp 3: 7.4 · 51 votesEp 4: 7.8 · 42 votesEp 5: 7.6 · 40 votesEp 6: 8.1 · 40 votesEp 7: 8.6 · 42 votesEp 8: 7.8 · 35 votesEp 9: 8.5 · 43 votesEp 10: 7.5 · 36 votesEp 11: 8.3 · 37 votesEp 12: 7.7 · 37 votesEp 13: 7.7 · 36 votesEp 14: 7.0 · 37 votesEp 15: 8.5 · 39 votesEp 16: 8.0 · 33 votesEp 17: 7.8 · 29 votesEp 18: 8.3 · 32 votesEp 19: 8.5 · 32 votesEp 20: 8.3 · 30 votesEp 21: 7.9 · 28 votesEp 22: 7.8 · 28 votesEp 23: 8.8 · 36 votesEp 24: 8.1 · 28 votesEp 25: 8.8 · 40 votesEp 26: 8.7 · 36 votesEp 27: 8.5 · 42 votesEp 28: 8.0 · 33 votesEp 29: 8.1 · 26 votesEp 30: 8.2 · 25 votesEp 31: 7.7 · 23 votesEp 32: 8.5 · 27 votesEp 33: 8.6 · 29 votesEp 34: 8.0 · 26 votesEp 35: 8.6 · 28 votesEp 36: 9.0 · 36 votesEp 37: 8.6 · 30 votesEp 38: 8.5 · 29 votesEp 39: 8.0 · 25 votesEp 40: 7.7 · 28 votesEp 41: 7.9 · 25 votesEp 42: 8.1 · 25 votesEp 43: 8.1 · 22 votesEp 44: 8.2 · 24 votesEp 45: 8.2 · 24 votesEp 46: 8.1 · 24 votesEp 47: 8.1 · 23 votesEp 48: 7.9 · 23 votesEp 49: 8.6 · 30 votesEp 50: 8.2 · 24 votesEp 51: 8.3 · 27 votesEp 52: 8.4 · 28 votesEp 53: 8.4 · 32 votesEp 54: 7.7 · 27 votesEp 55: 7.8 · 22 votesEp 56: 7.9 · 22 votesEp 57: 7.3 · 23 votesEp 58: 8.5 · 25 votesEp 59: 8.5 · 27 votesEp 60: 7.8 · 22 votesEp 61: 7.7 · 23 votesEp 62: 7.4 · 23 votesEp 63: 8.6 · 29 votesEp 64: 8.0 · 24 votesEp 65: 8.3 · 28 votesEp 66: 7.9 · 22 votesEp 67: 8.1 · 22 votesEp 68: 8.2 · 24 votesEp 69: 8.6 · 29 votesEp 70: 8.7 · 32 votesEp 71: 8.8 · 30 votesEp 72: 8.4 · 29 votesEp 73: 8.2 · 25 votesEp 74: 9.0 · 49 votes
Season 1 episodes - IMDb ratings
#TitleRatingVotes
1Kabuto koji to deeku furiido8.077
2Aa! Waga daichi midori nari ki7.760
3Kiki semaru shirakanba bokujou7.451
4Wakaki chishio wa beni ni yu7.842
5Honoo no ai o yuuhi ni somete7.640
6Oozora o kiru toukon8.140
7Tatoe waga inochi tsukiru tomo8.642
8Chikyuu no midori wa atatakai7.835
9Yurusarezaru ikari o koete8.543
10Akogare wa hoshi no kanata ni7.536
11Kuroi taiyou no naka no akuma!!8.337
12Niji no hashi o wataru shoujo7.737
13Nerawareta gurendaizaa7.736
14Bosu borotto ga yatteki ta!!7.037
15Haruka naru haha e no tegami8.539
16Kokoro ni hibiku ai no kane8.033
17Chiisana seimei o sukue!7.829
18Hasshin! himitsu ruuto 78.332
19Kyoufu no earo raito!8.532
20Kesshi no yukiyama dasshutsu sakusen8.330
21Kessen! oorora no kagayaki7.928
22Hana ichi rin no yuuki7.828
23Gekiryuu ni sakebu hikaru8.836
24Ayaushi deeku furiido!8.128
25Oozora ni kagayaku ai no hana8.840
26Sukaru muun sou shutsugeki!8.736
27Mou kougeki! Gurendaizaa8.542
28Yami yo ni hibiku akuma no beru8.033
29Saraba uchuu no tomó yo!8.126
30Akai kizuato no baraado8.225
31Sora ni hana sake! bosu no yuujou7.723
32Haha ni mukatte ute!8.527
33Hissatsu! Myuutanto no saigo8.629
34Ookami no namida wa nagareboshi8.026
35Tobe! daburu supeizaa8.628
36Moeru oozora no chikai!9.036
37Tsubasa ni inochi o kakero!8.630
38Hikaru namida no dokkingu!8.529
39Kishuu! bega boshi totsugeki tai8.025
40Gekitotsu! en no unabara7.728
41Marin supeizaa shutsudou seyo!7.925
42Kiki! kenkyuujo yo tachiagare8.125
43Senseki rakka! nazo no kotou8.122
44Matsuri no yoru enban juu ga kuru!8.224
45Moero! dorirusupeizaa8.224
46Sora kara same ga futte kita!!8.124
47Mizuumi ga jigoku no hi o haita!8.123
48Chi no soko ni akuma ga ita!7.923
49Akai yuuhi ni ani o mita!8.630
50Ansatsu!! kabuto koji o kese8.224
51Dai sekkin!! akuma no hoshi8.327
52Bega daiou gundan. dai idou!8.428
53Shitou! Kingu gori o taose8.432
54Nazo no kyoufu! Nippon kaikou7.727
55Shuugeki! kyoufu no kai kikyuu7.822
56Kiki o yobu nise hakase!7.922
57Hoero! boku no kaijuu7.323
58Akuma ni sareta gurendaizaa!8.525
59Aa! shounen komando tai8.527
60Gogo nanaji toukyou tawaa bakuhatsu!7.822
61Tokkou supai dai sakusen7.723
62Senritsu! hakuchou ga kita hi7.423
63Yuki ni kieta shoujo kirika8.629
64Toukyou zenmetsu go fun mae!8.024
65Kabuto koji ichihon shoubu!8.328
66Shi no kaitei 400 M (meetoru)!7.922
67Kesshi no kaitei kichi bakuha8.122
68Fubuki no naka no maria8.224
69Chichi ni sasageru ai no oorora8.629
70Namida wa mune no okufukaku8.732
71Higeki no shineitai chou morusu8.830
72Haruka naru furusato no hoshi8.429
73Kono utsukushii chikyuu no tame ni8.225
74Eien ni kagayake! Futatsu no hoshi9.049

Episode ratings and vote counts from IMDb. Poster, overview, and streaming data from TMDB. Data refreshed 2026-10-03.

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