It’s all in the family.

The Barrymores

From left: Lionel Barrymore, Ethel Barrymores, John Barrymore, and Drew Barrymore.

The Hustons

From left: John Huston, Anjelica Huston, Danny Huston, and Jack Huston.

The Barrymores

PhotoQuest/Getty Images; Angela Weiss/Getty Images

The Danner/Paltrows

From left: Bruce Paltrow, Gwyneth Paltrow, and Blythe Danner.

The Redgraves

From left: Vanessa Redgrave, Lynn Redgrave, Natasha Richardson, and Joely Richardson.

The Fishers/Reynolds

Debbie Reynolds, Carrie Fisher, Joely Fisher, and Billie Lourd.

The Hustons

Ron Galella/WireImage; Pascal Le Segretain/Getty Images; Laura Cavanaugh/Getty Images

The Clooneys

From left: Nick Clooney, George Clooney, and Rosemary Clooney.

The Carradines

From left: Keith Carradine, Martha Plimpton, David Carradine, and Robert Carradine.

The Garland/Minnellis

From left: Vincente Minnelli, Liza Minnelli, and Judy Garland.

The Coppolas

Jeff Vespa/WireImage

The Howards

From left: Bryce Dallas Howard and Ron Howard.

The Sheen/Estevezes

From left: Charlie Sheen, Martin Sheen, and Emilio Estevez.

The Douglases

From left: Kirk Douglas, Catherine Zeta-Jones, and Michael Douglas.

The Danner/Paltrows

Ron Galella/WireImage

The Skarsgards

From left: Alexander Skarsgard and Stellan Skarsgard.

The Bergman/Rossellinis

From left: Isabella Rossellini and Ingrid Bergman.

The Redgraves

J. Countess/WireImage; Sylvain Gaboury/FilmMagic

The Fishers/Reynolds

Michael Caulfield/WireImage; Eric Charbonneau/Invision for People/AP Images

The Clooneys

Kevin Mazur/WireImage; L. Cohen/WireImage

The Carradines

Todd Williamson/FilmMagic; Jason LaVeris/FilmMagic

The Garland/Minnellis

Hyman Rothman/NY Daily News Archive via Getty Images

The Howards

Mark Davis/Getty Images

The Fondas

Ron Galella/WireImage; Ben Rose/WireImage

The Sheen/Estevezes

Jim Smeal/WireImage

The Douglases

Dave Kotinsky/Getty Images

The Skarsgards

Kevin Winter/Getty Images

The Bergman/Rossellinis

Mondadori Portfolio via Getty Images