Lee Remick stars as Jennie Jerome, born in the United States in 1845, who eventually became Lady Randolph Churchill, and gave birth to Sir Winston Churchill in this seven-part, seven-hour biographical mini-series.
| Actor | Role |
|---|---|
 Lee RemickJennie, Lady Randolph Churchill | Jennie, Lady Randolph Churchill |
 Barbara ParkinsLeonie | Leonie |
 Ronald PickupLord Randolph Churchill | Lord Randolph Churchill |
 Rachel KempsonDuchess of Marlborough | Duchess of Marlborough |
 Warren ClarkeWinston Churchill | Winston Churchill |
 Siân PhillipsMrs. Patrick Campbell | Mrs. Patrick Campbell |
 Dan O'HerlihyLeonard Jerome | Leonard Jerome |
 Zoë WanamakerPearl Craigie | Pearl Craigie |
| PPeter Penry-JonesFrancis Knollys | Francis Knollys |
 Michael GoughMr. Yule | Mr. Yule |
 Roger HammondWar Office Major | War Office Major |
 Peter DennisEddie Marsh | Eddie Marsh |
 Charles KayMontague Porch | Montague Porch |
 Joanna DavidPrincess Alexandra | Princess Alexandra |
 Jeremy BrettCount Karel Kinsky | Count Karel Kinsky |