Cast and credits of Tweety's High-Flying Adventure

Joe Alaskey
Tweety / Sylvester / Bugs Bunny / Daffy Duck / Marvin the Martian / Colonel Rimfire / Henery Hawk / Pepe Le Pew (voice)

Jeff Bennett
Casino Cat / Foghorn Leghorn / Bertie / Additional Voices (voice) (as Jeff Glen Bennett)

Steven Bernstein
Additional Voices (voice) (as Steve Bernstein)

Jim Cummings
Rocky / Tasmanian Devil / Yosemite Sam / Cool Cat / Hubie / Additional Voices (voice)

June Foray
Granny (voice)

Stan Freberg
Pete Puma / Additional Voices (voice)

T'Keyah Crystal Keymáh
Aoogah (voice)

Tress MacNeille
Airplane Worker / Prissy / Queen of England / Additional Voices (voice)

Pat Musick
Additional Voices (voice)

Rob Paulsen
Casino Cat / Ship Crewman / Sphinx (voice)

Frank Welker
Hector the Bulldog / Hugo the Abominable Snowman / Mugsy / Penelope Pussycat (voice)

Kath Soucie
Lola Bunny (voice) (uncredited)

Tim Cahill
(screenplay)

Julie McNally Cahill
(screenplay) (as Julie McNally)