Rose Williams
Williams (Reign) plays the heroine of the series, Charlotte Heywood. She’s more comfortable reading books than maneuvering in social circles.

Kris Marshall
Marshall, best known for his role in Love Actually, plays Tom Parker, the one-man band hoping to draw the rich and famous to the sleepy seaside town of Sanditon.

Theo James
James (Divergent) is the dashing Sidney Parker, Tom’s charming brother. He and Charlotte butt heads at first, but as the series goes in they begin to see each other in a different light.

Anne Reid
Reid (The Aeronauts) takes on the role of Lady Denham, the grande dame of Sanditon. Lady Denham holds the purse strings to Tom’s dream of building a resort in Sanditon as well as the inheritance for her fortune-hunting nephew, Sir Edward Denham (Jack Fox) and his scheming sister, Esther (Charlotte Spencer).

Crystal Clarke
Clarke (Ordeal by Innocence) portrays Miss Lambe, the mysterious West Indian heiress who comes to Sanditon because of Sidney, her newly appointed guardian.