UFO Robot Grendizer - Season 1 Episode 73 : For The Love Of Earth
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.
First Air Date : Oct 05, 1975
Last Air Date : Feb 27, 1977
Runtime : 25 min.
Genre : Action & Adventure, Animation, Sci-Fi & Fantasy
Stars : Kei Tomiyama, Hiroya Ishimaru, Joji Yanami, Chiyoko Kawashima, Kosei Tomita, Kazuko Sawada, Rihoko Yoshida, Banjo Ginga, Kenichi Ogata, Keaton Yamada, Nobuyo Tsuda
Quality : 
- Eps. 1 : Brothers of the Universe1975-10-05
- Eps. 2 : Prince of the Other World1975-10-12
- Eps. 3 : The Tragic Fiesta1975-10-19
- Eps. 4 : The Island of Fear1975-10-26
- Eps. 5 : The Pitfall of Death1975-11-02
- Eps. 6 : Attack on Perlepolis1975-11-09
- Eps. 7 : The Feast of the Wolves1975-11-16
- Eps. 8 : The Radars are Off1975-11-23
- Eps. 9 : The Black Moon Camp1975-11-30
- Eps. 10 : Vega's Spy1975-12-07
- Eps. 12 : Blood on Snow1975-12-21
- Eps. 13 : By Iron and by Fire1975-12-28
- Eps. 14 : The Day of the Rising Sun1976-01-04
- Eps. 15 : Red Akerae1976-01-11
- Eps. 16 : The Fiancé of Death1976-01-18
- Eps. 17 : The Infernal Ride1976-01-25
- Eps. 18 : The New Time of the Caves1976-02-01
- Eps. 19 : The Crushed Town1976-02-08
- Eps. 20 : Earth in Danger1976-02-15
- Eps. 21 : The Submerged Continents1976-02-22
- Eps. 22 : The Slayers of the Sky1976-02-23
- Eps. 23 : The Flood of the New Worlds1976-03-05
- Eps. 24 : The Enforcer1976-03-12
- Eps. 25 : Fleed's Lovers1976-03-19
- Eps. 26 : The Edges of the Abyss1976-03-26
- Eps. 27 : Win or Perish1976-04-04
- Eps. 28 : The New Masters of Darkness1976-04-11
- Eps. 29 : The Fire Bird1976-04-18
- Eps. 30 : The Lightning Rock1976-04-25
- Eps. 31 : A Dreamer from Outer-Space1976-05-02
- Eps. 32 : The Ghost Queen1976-05-09
- Eps. 33 : The Wings of Death1976-05-16
- Eps. 34 : The Mercenary of Oppression1976-05-23
- Eps. 35 : The First Raid1976-05-30
- Eps. 36 : The Invincible Cosmos1976-06-06
- Eps. 37 : A Star is Dead1976-06-13
- Eps. 38 : Darkness Makers1976-06-20
- Eps. 39 : The Patrol of Eagles1976-06-27
- Eps. 40 : The Awakening of Volcanoes1976-07-04
- Eps. 41 : Baptism of Fire1976-07-11
- Eps. 42 : Peril in Abode1976-07-18
- Eps. 43 : The Victory of Eagles1976-07-25
- Eps. 44 : When Dogs are Loosened1976-08-01
- Eps. 45 : Ants and Men1976-08-08
- Eps. 46 : The Ballet of Sharks1976-08-15
- Eps. 47 : The Ignited Lake1976-08-22
- Eps. 48 : World in Fusion1976-08-29
- Eps. 49 : The Last Survivor1976-09-05
- Eps. 50 : The Four-Headed Eagle1976-09-12
- Eps. 51 : The Black Star1976-09-19
- Eps. 52 : The Generation Of Monsters1976-09-26
- Eps. 53 : The Beast1976-10-03
- Eps. 54 : The Snake1976-10-10
- Eps. 55 : The Loch Ness Monster1976-10-17
- Eps. 56 : The Lynx of Outer-Space1976-10-24
- Eps. 57 : The Monster And The Child1976-10-31
- Eps. 58 : The Lookalike1976-11-07
- Eps. 59 : The Commando1976-11-14
- Eps. 60 : Rats1976-11-21
- Eps. 61 : Pegasus1976-11-28
- Eps. 62 : Swans1976-12-05
- Eps. 63 : The Polar Bear1976-12-12
- Eps. 64 : 5 Minutes To Die1976-12-19
- Eps. 65 : A Great Between The Greats1976-12-26
- Eps. 66 : Death Comes From The Sea1977-01-02
- Eps. 67 : Diving Operation1977-01-09
- Eps. 68 : The Great Pain1977-01-16
- Eps. 69 : Like Father, Like Son1977-01-23
- Eps. 70 : The Imposter1977-01-30
- Eps. 71 : Best Friend1977-02-06
- Eps. 72 : Princess In Love1977-02-13
- Eps. 73 : For The Love Of Earth1977-02-20
- Eps. 74 : This Is Not Goodbye1977-02-27
