| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Davis Doi | Crew | Writing | Writers' Production | 1 |
Diane Duane | Crew | Writing | Writer | 10 |
Don Jurwich | Crew | Production | Producer | 55 |
Glenn Leopold | Crew | Writing | Writer, Writers' Production | 15 |
Joe Ruby | Crew | Production | Executive Producer, Creator | 39 |
 Joseph Barbera | Crew | Production | Executive Producer, Creator | 115 |
Ken Spears | Crew | Production | Executive Producer, Creator | 39 |
 Mark Jones | Crew | Writing | Writer | 7 |
Oscar Dufau | Crew | Writing | Writer | 1 |
 William Hanna | Crew | Production | Executive Producer, Creator | 115 |
Willie Gilbert | Crew | Writing | Writer | 10 |
 Mark Evanier | Crew | Writing | Writer | 15 |
Jack Enyart | Crew | Writing | Writer | 1 |
Doug Booth | Crew | Writing | Writer | 3 |
 Alan Oppenheimer | Cast | Actor | (voice) | 1 |
 B.J. Ward | Cast | Actress | (voice) | 1 |
 Casey Kasem | Cast | Actor | Shaggy Rogers (voice) | 115 |
 Don Messick | Cast | Actor | Scooby-Doo / Scrappy-Doo (voice) | 99 |
 Frank Welker | Cast | Actor | (voice) | 1 |
 Gay Autterson | Cast | Actress | (voice) | 1 |
 Ginny Tyler | Cast | Actress | Tessie | 1 |
 Hamilton Camp | Cast | Actor | (voice) | 1 |
 Heather North | Cast | Actress | (voice) | 1 |
 Jack Angel | Cast | Actor | Brandon Davies (voice) | 1 |
 Janet Waldo | Cast | Actress | (voice) | 1 |
 Joan Gerber | Cast | Actress | (voice) | 1 |
 John Stephenson | Cast | Actor | Nick Papas / Lord Silvertree | 1 |
 Julie McWhirter | Cast | Actress | (voice) | 1 |
 Kenneth Mars | Cast | Actor | Director | 1 |
 Lennie Weinrib | Cast | Actor | Scrappy-Doo (voice) | 16 |
 Louis Jourdan | Cast | Actor | Chuck | 1 |
 Marilyn Schreffler | Cast | Actress | Girlfriend / Young Girlfriend (voice) | 1 |
Marla Frumkin | Cast | Actress | Velma Dinkley (voice) | 4 |
 Michael Bell | Cast | Actor | Joey Cassette | 1 |
 Michael Rye | Cast | Actor | Crayton Aimes (voice) | 1 |
 Pat Fraley | Cast | Actor | Tiger Morris | 1 |
 Patricia Stevens | Cast | Actress | Velma Dinkley (voice) | 11 |
 Peter Cullen | Cast | Actor | (voice: credit only) | 1 |
 Scatman Crothers | Cast | Actor | (voice) | 1 |
 Scott Menville | Cast | Actor | (voice) | 1 |
 Stan Jones | Cast | Actor | Mr. Moss | 1 |
 William Callaway | Cast | Actor | Morgan the Magician | 1 |
 William Woodson | Cast | Actor | Harrison Stone (voice) | 1 |
| Person | Type | Job | Role(s) | Episodes |
