Mark Drop is a writer of many animated shows including Dinosaur Train, Jake and the Neverland Pirates, Recess, American Dragon: Jake Long and Yin! Yang! Yo! Starting with Season 2, he began writing episodes for The 7D. Drop is also the co-creator of the Canadian-French animated series Atomic Puppet, which is currently premiering on Disney XD in the United States and the United Kingdom.
- "Delight Me, Delight Me Not" (with Sherri Stoner)
- "Jollyball Anyone?"
- "Dr. Jingleheimer" (with Stoner)
- "Nicely Done and The 7D" (with Deanna Oliver and Charles M. Howell IV)
- "They Growl By Night" (with Oliver, Paul Dini and Paul Rugg)