On screen
Cast
37 credited performers
Judy Greer
Beep (voice)
Fred Tatasciore
Bang (voice)
Jeff Gill
Bing (voice)
Gregg Spiridellis
Boop (voice)
Evan Spiridellis
Hap
Erin Fitzgerald
Bo / Roxy / Eardrum / Stapes (voice)
Jim Meskimen
Additional Voices (voice)
Nate Theis
Additional Voice (voice)
'Weird Al' Yankovic
Character not listed
Jay Leno
Character not listed
Kevin Smith
Character not listed
Whoopi Goldberg
Character not listed
Riki Lindhome
Character not listed
Kate Micucci
Character not listed
Tim Meadows
Character not listed
Chris Parnell
Character not listed
Snoop Dogg
Character not listed
Christina Applegate
Character not listed
Kristen Schaal
Character not listed
Ali Wong
Character not listed
David Koechner
Character not listed
Edward Norton
Character not listed
David Cross
Character not listed
Wanda Sykes
Character not listed
John Legend
Character not listed
Zoe Saldaña
Character not listed
Reggie Watts
Character not listed
Tony Hale
Character not listed
Jennifer Garner
Character not listed
Jason Sudeikis
Character not listed
Alyssa Milano
Character not listed
Maria Bamford
Character not listed
Nora King
Helper-T (voice)
Randy Crenshaw
Macrophage (voice)
Eric Bauza
Mr. Recorder (voice)
John DiMaggio
Mr. Sun / Mr. Whale (voice)
Neil Kaplan
Additional Voices (voice)