Vikings: Season 4 Character Catch-Up - Rollo (Clive Standen

Vikings' Ragnar Twist, Season 4 – The Hollywood Reporter

Comic-Con 2015: 'Vikings' Season 4 trailer – The Hollywood Reporter

From Vikings to a Taken TV Prequel, Clive Standen's Ass-Kicking Evolution

Vikings: Clive Standen Rollo

Vikings: Why Clive Standen Left After Season 5

Vikings Star Clive Standen Teases Rollo's 'Fiery' Return and Björn's Mysterious Parentage

Vikings' Boss on Season 4 Premiere: “Everyone Seems to Have Their Own Agenda” – The Hollywood Reporter

VIKINGS Clive Standen “Rollo” Interview History Channel – LENA LAMORAY

Clive Standen - IMDb

Interview: Clive Standen (Rollo – Vikings Season 2), Where to watch online in UK, How to stream legally, When it is available on digital

VIKINGS: Clive Standen Interview (2015) – The TV Watchtower

Vikings': Clive Standen on How a Secret First Season Moment Paved the Way for Rollo's Return (Exclusive)