Ferb is a boy of few words. But when he does speak he uses the voice of British actor Thomas Sangster.
Richard O'Brien plays Lawrence Fletcher (Flynn) on "Phineas & Ferb"
Ferb is Phineas' step brother because Ferb Fletcher is the real son of Lawrence Fletcher, who is Phineas' step father. Candace Flynn and Phineas Flynn are the real sons of Linda Flynn Fletcher.
Thomas Sangster
Ferbert maybeee
ferb fletcher. you know 'cause his dad is Lawrence fletcher. ferb isn't a flynn like candace or Phineas because he is their step-brother not their real bro.
Richard O'Brien plays Lawrence Fletcher in "Phineas and Ferb" http://en.wikipedia.org/wiki/List_of_characters_in_Phineas_and_Ferb#Lawrence_Fletcher
Phineas Flynn as Vincent Martella and Ferb Fletcher as Thomas Sangster.
Ferb Fletcher was created in 2007.
Phineas Flynn-Vincent Martella Ferb Fletcher (step brother)-Thomas Sangster
Richard O'Brien plays Lawrence Fletcher (Flynn) on "Phineas & Ferb"
Phineas Flyyn,Ferb Fletcher,Candace Flyyn Easy right?
Phineas is Phineas Flynn and Ferb is Ferb Fletcher.
He is one of the title characters in the cartoon Phineas and Ferb. Also, It's Ferb Fletcher
Ferb is Phineas' step brother because Ferb Fletcher is the real son of Lawrence Fletcher, who is Phineas' step father. Candace Flynn and Phineas Flynn are the real sons of Linda Flynn Fletcher.
Thomas Sangster
Ferb Fletcher
The dad's name on the TV show Phineas and Ferb is Lawrence Fletcher.