Dylan Thomas
Liz Reitell
John Malcolm Brinnin
Young Dylan
Jerry Hart
Dr. Milton Feltenstein
Sylvie
Rollie McKenna
Longshoreman
Caitlin Thomas
Dylan's Dad
Dylan's Mum
Aeronwy Thomas
Roy Poole
Nancy Wickwire
Brazell
Skully
Countess
Marianne
Felix Gerstman
Nurse
Nadia
Stage Prompter (uncredited)
Audience (uncredited)
Theatre Stagehand (uncredited)