Dakota Johnson as Lucy

Chris Evans as John

Pedro Pascal as Harry

Zoë Winters as Sophie

Marin Ireland as Violet

Louisa Jacobson as Charlotte

Dasha Nekrasova as Daisy

Emmy Wheeler as Rose

Eddie Cahill as Robert

Sawyer Spielberg as Mason

Joseph Lee as Trevor

John Magaro as Mark P. (voice)

Nedra Marie Taylor as Audrey

Sietzka Rose as Eleanor

Halley Feiffer as Patricia

Madeline Wise as Beth

Ian Stuart as Logan

Dan Domenech as Ron

Emiliano Díez as Harry's Father

Rachel Zeiger-Haag as Jenn

Alison Bartlett as Jaime

Lindsey Broad as Linda

Baby Rose as Wedding Singer

Fernando Belo as Peter (uncredited)

Will Fitz as Catering Waiter (uncredited)

Beshoy Mehany as Groomsman (uncredited)