Who is Starscream in Transformers One?

Treacherous Decepticon second-in-command.

Who plays Starscream in Transformers One?

Starscream is played by Steve Buscemi.

Starscream's abilities include aerial combat, deception, treachery.

Starscream has 2 mapped relationships in Transformers One. Explore the interactive relationship map for details.

Starscream — Alliance Rebel Ally — Orion Pax / Optimus Prime (Chris Hemsworth)
Their cooperation is pragmatic and directed against Sentinel.

After D-16 defeats Starscream, Orion works with the High Guard and later helps rescue Starscream from Sentinel's forces.
Starscream — Conflict Rival Leader — D-16 / Megatron (Brian Tyree Henry)
Their confrontation establishes D-16's authority over the rebellion.

D-16 takes command of the High Guard by defeating its leader, Starscream.