Special Guest Stars

Throughout the Series, there have been cast members credited as Special Guest Stars. Here is a list.

Day 1
Penny Johnson Jerald as Sherry Palmer (22 Episodes) Carlos Bernard as Tony Almeida (23 Episodes) Richard Burgi as Kevin Carroll (11 Episodes) with Lou Diamond Phillips as Mark DeSalvo (2 Episodes) and Dennis Hopper as Victor Drazen (5 Episodes)

Day 2
There were no Special Guest Stars in this Season

Day 3
Penny Johnson Jerald as Sherry Palmer (10 Episodes)

Day 4
Carlos Bernard as Tony Almeida (18 Episodes) and Reiko Aylesworth as Michelle Dessler (13 Episodes)

Special Guest Appearance by Dennis Haysbert as David Palmer (6 Episodes)

Day 5
Sean Astin as Lynn McGill(10 Episodes) William Devane as James Heller (3 Episodes) Elisha Cuthbert as Kim Bauer (2 Episodes) and Reiko Aylesworth as Michelle Dessler (1 Episode)

Special Guest Appearance by Dennis Haysbert as David Palmer (1 Episode)

Day 6
Powers Boothe as Vice President Noah Daniels (14 Episodes) James Cromwell as Phillip Bauer (8 Episodes) Kim Raver as Audrey Raines (5 Episodes) Gregory Itzin as Charles Logan (4 Episodes) William Devane as James Heller (2 Episodes) and Jean Smart as Martha Logan (1 Episode)