Scott Innes. Scott Innes was 33 in Scooby-Doo and the Alien Invaders as 'Scooby Doo / Shaggy (voice)'.
Mary Kay Bergman. Mary Kay Bergman would have been no older than 38 in Scooby-Doo and the Alien Invaders as 'Daphne Blake (voice)'.
B.J. Ward. B.J. Ward was 56 in Scooby-Doo and the Alien Invaders as 'Velma Dinkley (voice)'.
Frank Welker. Frank Welker was 54 in Scooby-Doo and the Alien Invaders as 'Fred Jones (voice)'.
Candi Milo. Candi Milo was 39 in Scooby-Doo and the Alien Invaders as 'Crystal / Amber (voice)'.
Neil Ross. Neil Ross was 55 in Scooby-Doo and the Alien Invaders as 'Sergio / Buck (voice)'.
Jennifer Hale. Jennifer Hale was 28 in Scooby-Doo and the Alien Invaders as 'Dottie (voice)'.
Jeff Bennett. Jeff Bennett was 38 in Scooby-Doo and the Alien Invaders as 'Lester (voice)'.
Audrey Wasilewski. Audrey Wasilewski was 33 in Scooby-Doo and the Alien Invaders as 'Laura (voice)'.
Mark Hamill. Mark Hamill was 49 in Scooby-Doo and the Alien Invaders as 'Steve (voice)'.
Kevin Michael Richardson. Kevin Michael Richardson was 35 in Scooby-Doo and the Alien Invaders as 'Max (voice)'.
Jim Stenstrum. Jim Stenstrum was >> in Scooby-Doo and the Alien Invaders as 'Director'
Davis Doi. Davis Doi was 43 in Scooby-Doo and the Alien Invaders as 'Screenplay, Story, Producer'Lance Falk. Lance Falk was >> in Scooby-Doo and the Alien Invaders as 'Screenplay'
Joseph Barbera. Joseph Barbera was 89 in Scooby-Doo and the Alien Invaders as 'Executive Producer'
William Hanna. William Hanna was 90 in Scooby-Doo and the Alien Invaders as 'Executive Producer'Jean MacCurdy. Jean MacCurdy was >> in Scooby-Doo and the Alien Invaders as 'Executive Producer'Rob Desales. Rob Desales was >> in Scooby-Doo and the Alien Invaders as 'Editor'
Louis Febre. Louis Febre was 41 in Scooby-Doo and the Alien Invaders as 'Original Music Composer'Collette Sunderman. Collette Sunderman was >> in Scooby-Doo and the Alien Invaders as 'Casting'Glenn Leopold. Glenn Leopold was >> in Scooby-Doo and the Alien Invaders as 'Story'