- Yannick Bisson (Detective William Murdoch)
- Helene Joy (Dr. Julia Ogden)
- Thomas Craig (Chief Constable Thomas Brackenreid)
- Jonny Harris (Constable George Crabtree)
- Lachlan Murdoch (Constable Henry Higgins)
Murdoch Mysteries — S12E13
Episode: Murdoch and the Undetectable Man
Air Date: 2019-01-28
Runtime: 44 min
Overview
Inventor Nikola Tesla assists Murdoch in an investigation into the death of a man experimenting with invisibility.