Ep. 9: Ulysses faces a deadly riddle from the Sphinx while his daughter plots to enslave him.
Aired on December 5, 1981

9
Ulysses travels through the territory controlled by the great Sphinx. To exit this domain safely, he is required to solve the creature's riddle. Meanwhile, his daughter acts with treachery by kidnapping several children. She intends to use them as leverage to force Ulysses into becoming her slave. This dual conflict involves a dangerous puzzle and a personal betrayal that threatens his freedom and safety.
Episodes
- Ep. 5 · Numinor Revived on Zotra Moon as Children Vanish Under Witch Suspicion
- Ep. 6 · Aeolus kidnaps Ulysses for his daughter's birthday party entertainment
- Ep. 7 · Ulysses meets Sisyphus, the king punished for seeking immortality secrets
- Ep. 8 · Space storm revives companions as crazed automatons who take over the ship
- Ep. 9 · Ulysses faces a deadly riddle from the Sphinx while his daughter plots to enslave him.
- Ep. 10 · The Odyssey reaches a tropical planet ruled by a tyrant wielding a shrinking magic prism
- Ep. 11 · Ulysses searches for a hidden base on twin planets Scylla or Charybdis to rescue a stranded astronaut.
- Ep. 12 · Ulysses Trapped in Bizarre Worlds Seeking Escape from Olympus
- Ep. 13 · Pirates kidnap children to force Ulysses and No-No to face Sirens guarding Olympus universe map