- 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 — S11E3
Episode: 8 Footsteps
Air Date: 2017-10-09
Runtime: 44 min
Overview
A recording device made by Alexander Graham Bell assists in the investigation of a murder at a dinner honoring Helen Keller.