- Karan Soni (3 movies)
- Karen Allen (3 movies)
- Karen David (3 movies)
- Kate Jennings Grant (3 movies)
- Kate Nauta (3 movies)
- Katee Sackhoff (3 movies)
- Kath Soucie (3 movies)
- Katherine LaNasa (3 movies)
- Katherine Waterston (3 movies)
- Kathleen Quinlan (3 movies)
- Kathleen Rose Perkins (3 movies)
- Kathleen Turner (3 movies)
- Kathy Burke (3 movies)
- Kathy Najimy (3 movies)
- Katie Cassidy (3 movies)
- Katie Lowes (3 movies)
- Katie Silverman (3 movies)
- Katrina Bowden (3 movies)
- Keir Gilchrist (3 movies)
- Keith Loneker (3 movies)
- Keith Middlebrook (3 movies)
- Keith Stanfield (3 movies)
- Keith Szarabajka (3 movies)
- Kelly Hu (3 movies)
- Ken Howard (3 movies)
- Ken Kirzinger (3 movies)
- Ken Leung (3 movies)
- Kenneth Cranham (3 movies)
- Kent Shocknek (3 movies)
- Kerri Kenney-Silver (3 movies)
- Kevin Breznahan (3 movies)
- Kevin Connolly (3 movies)
- Kevin Eldon (3 movies)
- Kevin Foster (3 movies)
- Kevin Hernandez (3 movies)
- Kevin Howarth (3 movies)
- Kevin McCorkle (3 movies)
- Kevin Nealon (3 movies)
- Kevin Vance (3 movies)
- Kevin Zegers (3 movies)
- Kevork Malikyan (3 movies)
- Kim Cattrall (3 movies)
- Kim Coates (3 movies)
- Kim Hunter (3 movies)
- Kiran Shah (3 movies)
- Kiruna Stamell (3 movies)
- Kit Harington (3 movies)
- Kotono Mitsuishi (3 movies)
- Kris Marshall (3 movies)
- Kristen Dalton (3 movies)