1.
First, Olivia Cooke is currently 30 years old while playing Alicent Hightower in House of the Dragon. Her character has three children: Aegon, Aemond, and Helaena. In real life, Tom Glynn-Carey is 25, Ewan Mitchell is 26, and Phia Saban is 25.
2.
Similarly, Emma D’Arcy is 32 years old while playing Queen Rhaenyra Targaryen in House of the Dragon. Their character has five children, including Jacaerys. In real life, Harry Collett is 20 years old.
3.
Nicola Coughlan was 31 years old when she began starring as Clare Devlin in Derry Girls. Siobhán McSweeney, who starred as Sister Michael, is only 8 years older than Nicola even though she was playing her headmaster at Our Lady Immaculate College.
4.
Jeffrey Dean Morgan was born in 1966 and began playing John Winchester in Supernatural when he was 39 years old. Meanwhile, Jensen Ackles was born in 1978 and was only 12 years younger than Jeffrey while playing his son, Dean Winchester.
5.
Nicole Kidman was born in 1967, and she was 55 when she starred as Queen Gudrún in The Northman. Alexander SkarsgÃ¥rd starred alongside her as Amleth, her son, even though he’s only nine years younger than Nicole in real life.
6.
Jenifer Lewis was born in 1957 and was 36 years old when she starred as Zelma Bullock in What’s Love Got to Do With It. Angela Bassett, who notably played her daughter Tina Turner, is only one year younger than Jenifer.
7.
Jennifer Robertson is 52 years old and started playing Jocelyn Schitt in Schitt’s Creek when she was 44. Meanwhile, Tim Rozon is 48 years old and played her son Mutt when he was 39.
8.
Estelle Getty was born in 1923 and began playing Sophia in The Golden Girls when she was 62 years old. Bea Arthur, who played her daughter Dorothy, was born in 1922 and was 61 years old when the show began.
9.
K Callan was 83 years old when she starred as Great Nana Thrombey in Knives Out. Meanwhile, Christopher Plummer, who played her son Harlan Thrombey, was 90 when the movie premiered.
10.
Cher was born in 1946 and starred as Ruby in Mamma Mia! Here We Go Again when she was 72. Meryl Streep was born in 1949 and played her daughter Donna in the movie when she was 66 years old.
11.
Michelle Williams is 43 years old and was 25 when she starred as Alma Beers Del Mar in Brokeback Mountain. Kate Mara appeared as her daughter, Alma Jr., and was 22 when the film premiered.
12.
Laurence Fishburne is 62 years old, and he was 30 when he starred as Furious Styles Jr. in Boyz n the Hood. Cuba Gooding Jr. starred as his son Tre, and he is only seven years younger than Laurence.
13.
Eliza Butterworth was 22 years old when she started playing Lady Aelswith in The Last Kingdom. Meanwhile, Millie Brady, who plays her daughter, Lady Aethelflaed, is the exact same age.
14.
Ian Harding is 37 years old and started playing teacher Ezra Fitz in Pretty Little Liars when he was 24 years old. Meanwhile, Lucy Hale is 35 years old and was 21 when she began playing Aria Montgomery, Ezra’s student (and love interest).
15.
Tavi Gevinson was born in 1996 and began playing Kate Keller on the Gossip Girl reboot when she was 25 years old. Meanwhile, Jordan Alexander, who played her student Julien Calloway, was born in 1993 and is three years older than her in real life.
16.
Lionel Jeffries was born in 1926 and was 42 years old when he starred as Grandpa “Bungy” Potts in Chitty Chitty Bang Bang. Meanwhile, Dick Van Dyke, who played his son, Caractacus Potts, was actually one year older than Lionel.
17.
And finally, Matthew Morrison was born in 1978 and was 31 when he began starring as Will Schuester on Glee. Meanwhile, Cory Monteith was only four years younger when he began playing Finn Hudson, Will’s student.