The Mystery Inc. gang solve bigger mysteries while also encountering many memorable celebrities.
You can now watch Scooby-Doo and Guess Who? online on the following streaming providers in the United States.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Revenge of the Swamp Monster! | 2019-06-27 | 30 min |
| Season 1 | Episode 2 | A Mystery Solving Gang Divided! | 2019-07-02 | 30 min |
| Season 1 | Episode 3 | Peebles' Pet Shop of Terrible Terrors! | 2019-07-11 | 22 min |
| Season 1 | Episode 4 | Elementary, My Dear Shaggy! | 2019-07-18 | 22 min |
| Season 1 | Episode 5 | Ollie Ollie In-come Free! | 2019-07-25 | 22 min |
| Season 1 | Episode 6 | The Scooby of a Thousand Faces! | 2019-08-01 | 22 min |
| Season 1 | Episode 7 | The Cursed Cabinet of Professor Madds Markson! | 2019-08-08 | 22 min |
| Season 1 | Episode 8 | When Urkel-Bots Go Bad! | 2019-08-15 | 22 min |
| Season 1 | Episode 9 | The Fastest Food Fiend! | 2019-08-22 | 22 min |
| Season 1 | Episode 10 | Attack of the Weird Al-losaurus! | 2019-08-29 | 22 min |
| Season 1 | Episode 11 | Now You Sia, Now You Don't! | 2019-09-05 | 22 min |
| Season 1 | Episode 12 | Quit Clowning! | 2019-09-12 | 22 min |
| Season 1 | Episode 13 | What a Night, for a Dark Knight! | 2019-09-19 | 22 min |
| Season 1 | Episode 14 | The Nightmare Ghost of Psychic U! | 2019-09-26 | 22 min |
| Season 1 | Episode 15 | The Sword, the Fox and the Scooby-Doo! | 2020-03-03 | 22 min |
| Season 1 | Episode 16 | One Minute Mysteries! | 2020-03-04 | 22 min |
| Season 1 | Episode 17 | Hollywood Knights! | 2020-03-05 | 22 min |
| Season 1 | Episode 18 | The New York Underground! | 2020-03-06 | 22 min |
| Season 1 | Episode 19 | Fear of the Fire Beast! | 2020-03-09 | 22 min |
| Season 1 | Episode 20 | Too Many Dummies! | 2020-03-10 | 22 min |
| Season 1 | Episode 21 | Dance Matron of Mayhem! | 2020-03-11 | 22 min |
| Season 1 | Episode 22 | The Wedding Witch of Wainsly Hall! | 2020-03-12 | 22 min |
| Season 1 | Episode 23 | A Run Cycle Through Time! | 2020-03-13 | 22 min |
| Season 1 | Episode 24 | I Put a Hex on You! | 2020-03-16 | 22 min |
| Season 1 | Episode 25 | The High School Wolfman's Musical Lament! | 2020-03-17 | 22 min |
| Season 1 | Episode 26 | Space Station Scooby | 2020-05-09 | 22 min |
| Season 2 | Episode 1 | The Phantom, The Talking Dog and The Hot Hot Hot Sauce | 2020-10-01 | 22 min |
| Season 2 | Episode 2 | The Last Inmate! | 2020-10-01 | 22 min |
| Season 2 | Episode 3 | The Horrible Haunted Hospital of Dr. Phineas Phrag! | 2020-10-01 | 22 min |
| Season 2 | Episode 4 | The Hot Dog Dog! | 2020-10-01 | 22 min |
| Season 2 | Episode 5 | A Moveable Mystery! | 2020-10-01 | 22 min |
| Season 2 | Episode 6 | The Feast of Dr. Frankenfooder! | 2020-10-01 | 22 min |
| Season 2 | Episode 7 | A Fashion Nightmare! | 2020-10-01 | 22 min |
| Season 2 | Episode 8 | Scooby on Ice! | 2020-10-01 | 22 min |
| Season 2 | Episode 9 | Caveman on the Half Pipe! | 2020-10-01 | 22 min |
| Season 2 | Episode 10 | The Crown Jewel of Boxing! | 2020-10-01 | 22 min |
| Season 2 | Episode 11 | The Internet on Haunted House Hill! | 2020-10-01 | 22 min |
| Season 2 | Episode 12 | The 7th Inning Scare! | 2020-10-01 | 22 min |
| Season 2 | Episode 13 | The Dreaded Remake of Jekyll & Hyde! | 2020-10-01 | 22 min |
| Season 2 | Episode 14 | Total Jeopardy! | 2020-11-13 | 22 min |
| Season 2 | Episode 15 | Dark Diner of Route 66! | 2021-02-25 | 22 min |
| Season 2 | Episode 16 | Lost Soles of Jungle River! | 2021-10-01 | 22 min |
| Season 2 | Episode 17 | The Tao of Scoob! | 2021-10-01 | 22 min |
| Season 2 | Episode 18 | Returning of the Key Ring! | 2021-10-01 | 22 min |
| Season 2 | Episode 19 | Cher, Scooby and the Sargasso Sea! | 2021-10-01 | 22 min |
| Season 2 | Episode 20 | The Lost Mines of Kilimanjaro! | 2021-10-01 | 22 min |
| Season 2 | Episode 21 | The Legend of the Gold Microphone! | 2021-10-01 | 22 min |
| Season 2 | Episode 22 | Scooby-Doo and the Sky Town Cool School! | 2021-10-01 | 22 min |
| Season 2 | Episode 23 | Falling Star Man! | 2021-10-01 | 22 min |
| Season 2 | Episode 24 | A Haunt of a Thousand Voices! | 2021-10-01 | 22 min |
| Season 2 | Episode 25 | Scooby-Doo, Dog Wonder! | 2021-10-01 | 22 min |
| Season 2 | Episode 26 | The Movieland Monsters! | 2021-10-01 | 22 min |
| Sound | Vivek Maddala | Theme Song Performance |
| Sound | David Poe | Theme Song Performance |
| Sound | Adam Berry | Original Music Composer |
| Production | Greg Emerson | Other |
| Production | Dawn Hershey | Casting |
| Production | Chris Bailey | Producer |
| Production | Sam Register | Executive Producer |
