In both Inuyasha and Hamtaro, Cathy provides the voice for the mother of Moneca Stori's character (Mrs. Higurashi, the mother of Kagome Higurashi; and Marian Haruna, the mother of Laura Haruna, respectively).
As a side note, she's on record for saying her favorite shows she's worked on are Cybersix, Death Note, and My Little Pony: Friendship Is Magic.
Notable roles:
- 1001 Nights (2011): Shahzaman
- Black Lagoon: Garcia Lovelace
- Cybersix: Cybersix
- Death Note: Near and Naomi Misora
- Doki Doki! PreCure: Chiriro/Patty (under Glitter Force Doki Doki)
- Dragon Ball Z: Chiaotzu, Puar, Young Trunks, Icarus, Cargo, Maron, Lime (Ocean Media)
- Dreamkix: Roy
- Hamtaro: Snoozer, Marian Haruna
- Hikaru no Go: Yuki Mitani, Hikaru's mother
- Inuyasha: Kagome's mother, Ayumi
- Kurozuka: Saniwa
- Littlest Pet Shop (2012): Buttercream Sunday
- Mega Man (Ruby-Spears): Doris, Robobeautician
- Mobile Suit Gundam: Mirai Yashima
- Mobile Suit Gundam Wing: Dorothy Catalonia and Catherine Bloom
- Mobile Suit Gundam 00: Kati Mannequin
- Molly of Denali: Charlotte
- My Little Pony: Friendship Is Magic: Spike, Mayor Mare, Flitter, Cloudchaser (in "Hurricane Fluttershy"), Amethyst Star, Minuette, Cherry Berry (in "Luna Eclipsed"), Golden Harvest (in "Swarm of the Century"), Twinkleshine (once in "Friendship is Magic, part 1"), Truffle Shuffle (in "Ponyville Confidential"), Coco Pommel, Torch Song (Non-Singing Voice), several nameless incidental characters.
- The New Adventures of He-Man: Teela
- The Outer Limits (1995): voice of robot Simon (episode "Simon Says")
- Project A-Ko: C-Ko Kotobuki (in all films except the first one)
- Project Arms: Misa Takatsuki
- Ranma ½: Shampoo
- Shakugan no Shana: Khamsin Nbh'w (Season 1)
- Storm Hawks: Ravess
- Superbook (2011): Gizmo
- Welcome to Tonka Town: Unspecified Role Credit
- X-Men: Evolution: Dr. Eaton
Tropes associated with Cathy Weseluck:
- Throw It In!: Spike botching the Cloudsdale anthem? Cathy improvised the whole performance
.
