Samuel Alton Johnston
- Born
- 1 September 1987 (38 years)
- Place of birth
- Bellefontaine, Ohio, USA
- Gender
- Male
Samuel Alton Johnston, better known by the ring name Sami Callihan, is a retired American professional wrestler and promoter. He debuted in 2006 with Insanity Pro Wrestling under the name Cannonball Sami and went on to compete in MLW, TNA, and Lucha Underground under the ring names Jeremiah Crane and Jeremiah Snake, before retiring from in-ring competition in August 2025.
