The Ultimatum: Marry or Move On Season 4 - Birthdays & Zodiac Signs

The Ultimatum: Marry or Move On is back for Season 4, with six new couples heading to Las Vegas to put their relationships to the test.

Season 4 premieres on Netflix on 15 July 2026, with the first eight episodes released at once. The season finale and reunion follows on 22 July. As in previous seasons, each couple enters the experiment with one person ready for marriage while the other is unsure about taking the next step. After issuing an ultimatum, the couples separate and explore connections with other people from the cast before deciding whether to get married, stay together or move on.

The unusual nature of the experiment makes The Ultimatum particularly interesting from an astrological perspective. The cast are not only navigating their existing relationships, but are also being introduced to new people and experiencing romantic connections outside of their usual relationship dynamics.

This article looks at the birthdays and five personal planet zodiac signs - Sun, Moon, Mercury, Venus and Mars - of the Season 4 cast to explore what their astrology may reveal about their personalities, communication styles and approaches to love and relationships.

The five personal planets each represent a different part of someone's personality. The Sun relates to identity and self-expression, the Moon to emotional needs and instincts, Mercury to communication and thinking, Venus to love and relationships, and Mars to desire, attraction and how someone pursues what they want.

Looking at all five placements provides a more complete picture than simply looking at someone's Sun sign. It can also highlight interesting similarities and differences between the couples - from shared emotional needs and communication styles to contrasting approaches to love, attraction and commitment.

So, what are the zodiac signs of The Ultimatum: Marry or Move On Season 4 cast? And what can their five personal planets tell us about the relationships developing throughout the season?

Keep reading to find the birthdays, zodiac signs and personal planet placements of the Season 4 cast.