Character

William Bell

Played by Leonard Nimoy
  • 4 versions
  • 11 episodes
  • S1E17→S4E22


William Bell

  • The original William Bell, founder of Massive Dynamic and Walter's old lab partner.
William Bell

5 episodes S1E17→S2E22

Season 1
17 20
Season 2
4 21 22

Dr. Simon Paris

  • William Bell performed medical procedures on Walter and others in the past under the alias Dr. Simon Paris.
Dr. Simon Paris

1 episode

Season 2
10

Animated Bell

  • Animated Bell in Walter's fairy tale and inside Olivia's mind.
Animated Bell

2 episodes S2E19→S3E19

Season 2
19
Season 3
19

New Timeline Bell

  • Bell was more villainous in the timeline where both Peters died as a child, likely in part due to his working with David Robert Jones.
New Timeline Bell

3 episodes S4E19→S4E22

Season 4
19 21 22