Kate and Toby go to Las Vegas for their bachelor-bachelorette parties. Meanwhile, Jack and Rebecca celebrate their anniversary.
- Milo Ventimiglia as Jack Pearson
- Mandy Moore as Rebecca Pearson
- Justin Hartley as Kevin Pearson
- Chrissy Metz as Kate Pearson
- Sterling K. Brown as Randall Pearson
- Susan Kelechi Watson as Beth Pearson
- Chris Sullivan as Toby Damon