This category contains those audio-only characters who were voiced by unknown actors.
See the various Unnamed characters articles for several more characters with unknown actors.
“Rick Rosen was a business associate of Tony Almeida and Michelle Dessler after they retired from...Rick Rosen
“Todd Richards was the attorney of Mandy during Day 4. After being apprehended by Jack Bauer and...Todd Richards
“Hal was a CTU staffer active during Day 4. While in the basement of the building at 24878 Alvert...Hal
“Taylor was the Secretary of State under President John Keeler. President Keeler, aboard Air...Taylor (Day 4)
“Detective Frank Castalano was a friend of Jack Bauer's who worked for the LAPD Tactical Squad...Frank Castalano
“Frank was a Secret Service agent active during Day 5. After Ostroff's lieutenant and the other...Frank (Day 5)
Pages in category "Voiced by unknown actors"
The following 85 pages are in this category, out of 85 total.