Suggestions by @aleksimalkavaara

Koichi Yamadera

as Best Space Cowboy in Best & Worst of Sci-Fi

Katey Sagal

as Best Space Captain in Best & Worst of Sci-Fi

Nathan Fillion

as Best Space Captain in Best & Worst of Sci-Fi

Bruce Boxleitner

as Best Space Captain in Best & Worst of Sci-Fi

Michael O'Hare

as Best Space Captain in Best & Worst of Sci-Fi

Jamie Bamber

as Best Space Captain in Best & Worst of Sci-Fi

Edward James Olmos

as Best Space Captain in Best & Worst of Sci-Fi

Lorne Greene

as Best Space Captain in Best & Worst of Sci-Fi

Richard Hatch

as Best Space Captain in Best & Worst of Sci-Fi

Dawnn Lewis

as Best Space Captain in Best & Worst of Sci-Fi

Doug Jones

as Best Space Captain in Best & Worst of Sci-Fi

Sonequa Martin-Green

as Best Space Captain in Best & Worst of Sci-Fi

Anson Mount

as Best Space Captain in Best & Worst of Sci-Fi

Jason Isaacs

as Best Space Captain in Best & Worst of Sci-Fi

Michelle Yeoh

as Best Space Captain in Best & Worst of Sci-Fi

Bruce Greenwood

as Best Space Captain in Best & Worst of Sci-Fi

Chris Pine

as Best Space Captain in Best & Worst of Sci-Fi

Scott Bakula

as Best Space Captain in Best & Worst of Sci-Fi

Kate Mulgrew

as Best Space Captain in Best & Worst of Sci-Fi

Avery Brooks

as Best Space Captain in Best & Worst of Sci-Fi