Linda Cardellini starred in “Scooby-Doo.”

Matthew Lillard played Shaggy, the frightful, ever-hungry character.

Matthew Lillard as Shaggy in “Scooby-Doo.”

Lillard has a long history with the Scooby-Doo franchise.His very first acting role was a small speaking part on an episode of ABC’s “The Scooby-Doo Show” in 1978.Prior to bringing Shaggy to life on the big screen, Lilliard also starred in big films like “Scream” (1996), “Without Limits” (1998), and “She’s All That” (1999).

Lillard continues to work as an actor today, often reprising his role as Shaggy.

Matthew Lillard at San Diego Comic-Con in 2022.

After “Scooby-Doo,” Lillard went on to star in the sequel, “Scooby-Doo 2: Monsters Unleashed” (2004) along with the rest of the main cast.He’s also portrayed Shaggy in various music videos, video games, TV series, and animated “Scooby-Doo” movies.Outside of his “Scooby-Doo” role, the actor continued to appear in big movies like “The Descendants” (2011). He’s also worked on major shows, including NBC’s “Good Girls” and Showtime’s “Billions.”His latest role was voicing Shaggy in “Trick or Treat Scooby-Doo!” (2022).

Freddie Prinze Jr. played the egotistical Fred.

Freddie Prinze Jr. as Fred in “Scooby-Doo.”

Before joining the movie, Prinze Jr. started his acting career guest-starring on ABC’s “Family Matters.”He also appeared in “I Know What You Did Last Summer” (1997), “She’s All That,” and “Down to You” (2000). The same year the movie was released, Prinze Jr. also married his “Scooby-Doo” costar Sarah Michelle Gellar.

Prinze Jr. continues to work mostly in television today.

Freddie Prinze Jr. at an event in 2017.

After appearing in the “Scooby-Doo” sequel, Prinze Jr. went on to a number of successful TV roles. He’s worked on series like ABC’s “Freddie,” Fox’s “24,” Peacock’s “Punky Brewster,” and Adult Swim’s “Robot Chicken.” The actor also voices Kanan Jarrus in the “Star Wars” franchise, and his latest role was in “Clerks III” (2022).Prinze Jr. and Gellar are still married, and they have two children together.

Gellar played Daphne, the popular, fashion-forward character.

Sarah Michelle Gellar as Daphne in “Scooby-Doo.”

Gellar rose to fame on the syndicated soap opera “Swans Crossing” and became a household name starring on The WB’s “Buffy the Vampire Slayer.”She also appeared in movies like “I Know What You Did Last Summer,” “Scream 2” (1997), and “Cruel Intentions” (1999).

Gellar continues to star in movies and on TV.

Sarah Michelle Gellar at the “Do Revenge” LA screening in 2022.

After wrapping up her portrayal of Daphne in the “Scooby-Doo” sequel, Gellar starred in “The Grudge” (2004) and its 2006 sequel.She also went on to appear on ABC’s “All My Children” and The CW’s “Ringer.”Alongside her husband, Prinze Jr., Gellar voiced characters on Disney XD’s “Star Wars: Rebels” and “Robot Chicken” and appeared in “Clerks III.”Most recently, she appeared in the Netflix movie “Do Revenge” (2022).

Linda Cardellini portrayed the intelligent and geeky Velma.

Linda Cardellini as Velma in “Scooby-Doo.”

Before donning Velma’s orange sweater and glasses, Cardellini also had a  guest voice-acting role on “The Scooby-Doo Show.”She rose to fame starring as Lindsay Weir on NBC’s “Freaks and Geeks,” but she also had smaller roles on shows like UPN’s “Guys Like Us” and ABC’s “Boy Meets World.”Cardellini also starred in “Good Burger” (1997) and “Legally Blonde” (2001) before the “Scooby-Doo” movie.

Cardellini continues to work on both TV and movies today.

Linda Cardellini at an event in 2020.

After the “Scooby-Doo” sequel, Cardellini went on to appear in “Brokeback Mountain” (2005).She later landed the part of Laura Barton in the Marvel Cinematic Universe and worked on “The Founder” (2016), “A Simple Favor” (2018), and “Greenbook” (2018). On TV, she took on roles on shows like NBC’s “ER,” Fox’s “New Girl,” and AMC’s “Mad Men.”Most recently, Cardellini has been starring on Netflix’s “Dead to Me.”

Neil Fanning voiced the iconic animated dog, Scooby-Doo.

Neil Fanning as Scooby Doo in “Scooby-Doo.”

Fanning appeared in just one TV movie, “Chameleon” (1998), before voicing the titular role in “Scooby-Doo.”

Fanning has continued to work in entertainment sporadically.

Neil Fanning at the “Scooby-Doo 2: Monsters Unleashed” premiere in 2004.

Fanning went on to voice Scooby-Doo in the 2004 sequel and in a couple of video games.His last acting role was on the Australian series “Wanted” in 2016.  Fanning has also worked as a stuntperson in the entertainment industry.

Rowan Atkinson played the villain Mondavarious.

Rowan Atkinson as Mondavarius in “Scooby-Doo.”

Atkinson was an accomplished comedic actor in England prior to joining the cast of the film.He had starring roles on BBC One’s “Blackadder” franchise and ITV’s “Mr. Bean,” which lead to many film opportunities.He also appeared in “The Witches” (1990), voiced Zazu in “The Lion King” (1994), and joined the cast of “Rat Race”(2001).

Atkinson continues to act, mainly reprising his well-known characters.

Rowan Atkinson at the “Man vs. Bee” UK premiere in 2022.

Atkinson appeared in hit movies like “Johnny English” (2003) and “Love Actually” (2003) after “Scooby-Doo.”Since then, he’s mostly played Mr. Bean in various projects. He voiced the character on CITV’s “Mr. Bean: The Animated Series” and played him in a few TV shorts.Most recently, the actor starred on Netflix’s “Man vs. Bee.”

Isla Fisher played Mary Jane, Shaggy’s love interest.

Isla Fisher as Mary Jane in “Scooby-Doo.”

Fisher got her start acting in Australian film and TV projects, including starring on nearly 400 episodes of Seven Network’s “Home and Away.””Scooby-Doo” was her first major role in an American production.

Fisher is an accomplished movie star today.

Isla Fisher at the G’Day AAA Arts Gala in 2022.

Fisher went on to star in several major rom-coms, including “Wedding Crashers” (2005), “Definitely, Maybe” (2008), and “Confessions of a Shopaholic” (2009).She also appeared in “The Great Gatsby” (2013), “Now You See Me” (2013), and “Nocturnal Animals” (2016).Outside of film, Fisher starred on the Netflix-produced seasons of “Arrested Development” and, most recently, Peacock’s “Wolf Like Me.”

Miguel A. Núñez Jr. got his start acting on TV in the 1980s.

Miguel A. Núñez Jr. as the Voodoo Maestro in “Scooby-Doo.”

Before playing the Voodoo Maestro in “Scooby-Doo,” Núñez Jr. guest-starred on several TV shows and appeared in regular roles on CBS’ “Tour of Duty” and UPN’s “Sparks.”He also worked on films like “Harlem Nights” (1989), “Lethal Weapon 3” (1992), “For Richer or for Pooer,” and “Life” (1999).

Núñez Jr. continues to work today, adding to his more than 140 performing credits.

Miguel A. Núñez Jr. at Mike Hill’s Birthday Bash in 2022.

After “Scooby-Doo,” Núñez Jr. went on to star on The Wb’s “Tarzan,” NBC’s “Joey,” and TV One’s “Belle’s”

The actor also continued to appear in several smaller films

Most recently, he played Harris Grant on BET’s “The Family Business.”