Greer Ashton

Greer Ashton is the true main antagonist of Foursome. She is a senior at Brayer High School and the ex-girlfriend of Josh Bennett.

She is portrayed by Madeline Whitby.

Seasons 1-3
Greer shows a stereotypical high school mean girl personality.

Season 4
Greer opens up where she shows a softer, more compassionate and geeky side to her.

Josh Bennett
Josh is Greer's ex-boyfriend whom he asked out when Alec Fixler told him he was falling behind in hook-ups. In Season 2 Episode 7 Les Be Honest, Josh is hiding a Polaroid of Andie Fixler in her underwear in his book that falls out, in which Greer finds and suspects that they're hooking up and she knows they kissed in Season 1 Episode 6 Blackout.

In the Season 2 Finale, Greer gave Josh a choice between her and Andie, in which he chose Andie.