THS IS US — “Pilgrim Rick” Episode 108 — Pictured: Sterling K. Brown as Randall — (Photo by: Ron Batzdorff/NBC)

Randall is the adopted son of Rebecca and Jack. He is the biological child of William, and his mother is unknown to the series.



THS IS US — “Pilgrim Rick” Episode 108 — Pictured: Susan Kelechi Watson as Beth — (Photo by: Ron Batzdorff/NBC)

Beth is Randall’s wife, and the mother to their two children.



THIS IS US — “Kyle” Episode 103 — Pictured: Mandy Moore as Rebecca — (Photo by: Paul Drinkwater/NBC)

Rebecca is Randall’s adoptive mother.



THIS IS US — “The Trip” Episode 109 — Pictured: Milo Ventimiglia as Jack — (Photo by: Ron Batzdorff/NBC)

Jack is Randall’s adoptive father. He is very hardworking and dedicated to his family.



THIS IS US — “The Pool” Episode 104 — Pictured: Ron Cephas Jones as William — (Photo by: Paul Drinkwater/NBC)

William is Randall’s biological father.


THIS IS US — “The Big Three” Episode 102 — Pictured: (l-r) Eris Baker as Tess, Faithe Herman as Annie — (Photo by: Ron Batzdorff/NBC)