Maria voiced Cosmo the Spacedog in which Guardians of the Galaxy film installment?
Vol. 1
Vol. 2
Holiday Special
Vol. 3
Answer
Vol. 3 marks Maria's debut as Cosmo's voice actor in the Guardians of the Galaxy film series. Previously, Cosmo's vocalizations were provided by different voice actors in the first two installments.
The Rise of Maria Bakalova: Exploring the Breakthrough Career of a Talented Bulgarian Actress